diff --git a/app/config/github.yml b/app/config/github.yml
index ab16fd14..d4b10781 100644
--- a/app/config/github.yml
+++ b/app/config/github.yml
@@ -26,12 +26,19 @@ services:
         arguments:
             - '@app.github.cached_labels_api'
 
+    app.subscriber.status_change_by_review_subscriber:
+        class: AppBundle\Subscriber\StatusChangeByReviewSubscriber
+        arguments:
+            - '@app.status_api'
+            - '@logger'
+
 parameters:
     # point to the main symfony repositories
     repositories:
         symfony/symfony:
             subscribers:
                 - app.subscriber.status_change_by_comment_subscriber
+                - app.subscriber.status_change_by_review_subscriber
                 - app.subscriber.needs_review_new_pr_subscriber
                 - app.subscriber.bug_label_new_issue_subscriber
                 - app.subscriber.auto_label_pr_from_content_subscriber
@@ -41,6 +48,7 @@ parameters:
             subscribers:
                 - app.subscriber.status_change_by_comment_subscriber
                 - app.subscriber.status_change_on_push_subscriber
+                - app.subscriber.status_change_by_review_subscriber
                 - app.subscriber.needs_review_new_pr_subscriber
                 - app.subscriber.bug_label_new_issue_subscriber
                 - app.subscriber.auto_label_pr_from_content_subscriber
@@ -51,6 +59,7 @@ parameters:
             subscribers:
                 - app.subscriber.status_change_by_comment_subscriber
                 - app.subscriber.status_change_on_push_subscriber
+                - app.subscriber.status_change_by_review_subscriber
                 - app.subscriber.needs_review_new_pr_subscriber
                 - app.subscriber.bug_label_new_issue_subscriber
                 - app.subscriber.auto_label_pr_from_content_subscriber
diff --git a/composer.json b/composer.json
index 371766bf..9c2b0964 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,8 @@
         "knplabs/github-api": "^1.4"
     },
     "require-dev": {
-        "sensio/generator-bundle": "~2.3"
+        "sensio/generator-bundle": "~2.3",
+        "phpunit/phpunit": "^5.0"
     },
     "scripts": {
         "post-root-package-install": [
diff --git a/composer.lock b/composer.lock
index db9e20b9..f95bacc0 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,8 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "02846ac26c66c1194933ff53981db8e6",
-    "content-hash": "9295a0324313faa7514af320fc4a0f51",
+    "content-hash": "c4b42c11e2aa627f9ff0b039705abb63",
     "packages": [
         {
             "name": "doctrine/annotations",
@@ -73,7 +72,7 @@
                 "docblock",
                 "parser"
             ],
-            "time": "2015-08-31 12:32:49"
+            "time": "2015-08-31T12:32:49+00:00"
         },
         {
             "name": "doctrine/cache",
@@ -143,7 +142,7 @@
                 "cache",
                 "caching"
             ],
-            "time": "2015-12-03 10:50:37"
+            "time": "2015-12-03T10:50:37+00:00"
         },
         {
             "name": "doctrine/collections",
@@ -209,7 +208,7 @@
                 "collections",
                 "iterator"
             ],
-            "time": "2015-04-14 22:21:58"
+            "time": "2015-04-14T22:21:58+00:00"
         },
         {
             "name": "doctrine/common",
@@ -282,7 +281,7 @@
                 "persistence",
                 "spl"
             ],
-            "time": "2015-12-04 13:06:46"
+            "time": "2015-12-04T13:06:46+00:00"
         },
         {
             "name": "doctrine/dbal",
@@ -345,7 +344,7 @@
                 "persistence",
                 "queryobject"
             ],
-            "time": "2015-01-12 21:57:01"
+            "time": "2015-01-12T21:57:01+00:00"
         },
         {
             "name": "doctrine/doctrine-bundle",
@@ -423,7 +422,7 @@
                 "orm",
                 "persistence"
             ],
-            "time": "2015-11-16 17:11:46"
+            "time": "2015-11-16T17:11:46+00:00"
         },
         {
             "name": "doctrine/doctrine-cache-bundle",
@@ -510,7 +509,7 @@
                 "cache",
                 "caching"
             ],
-            "time": "2015-11-27 04:59:07"
+            "time": "2015-11-27T04:59:07+00:00"
         },
         {
             "name": "doctrine/inflector",
@@ -577,7 +576,7 @@
                 "singularize",
                 "string"
             ],
-            "time": "2015-11-06 14:35:42"
+            "time": "2015-11-06T14:35:42+00:00"
         },
         {
             "name": "doctrine/lexer",
@@ -631,7 +630,7 @@
                 "lexer",
                 "parser"
             ],
-            "time": "2014-09-09 13:34:57"
+            "time": "2014-09-09T13:34:57+00:00"
         },
         {
             "name": "doctrine/orm",
@@ -704,7 +703,7 @@
                 "database",
                 "orm"
             ],
-            "time": "2015-08-31 13:19:01"
+            "time": "2015-08-31T13:19:01+00:00"
         },
         {
             "name": "guzzle/guzzle",
@@ -799,7 +798,8 @@
                 "rest",
                 "web service"
             ],
-            "time": "2015-03-18 18:23:50"
+            "abandoned": "guzzlehttp/guzzle",
+            "time": "2015-03-18T18:23:50+00:00"
         },
         {
             "name": "incenteev/composer-parameter-handler",
@@ -850,7 +850,7 @@
             "keywords": [
                 "parameters management"
             ],
-            "time": "2015-11-10 17:04:01"
+            "time": "2015-11-10T17:04:01+00:00"
         },
         {
             "name": "jdorn/sql-formatter",
@@ -900,7 +900,7 @@
                 "highlight",
                 "sql"
             ],
-            "time": "2014-01-12 16:20:24"
+            "time": "2014-01-12T16:20:24+00:00"
         },
         {
             "name": "knplabs/github-api",
@@ -961,7 +961,7 @@
                 "gist",
                 "github"
             ],
-            "time": "2015-10-11 02:38:28"
+            "time": "2015-10-11T02:38:28+00:00"
         },
         {
             "name": "kriswallsmith/assetic",
@@ -1038,7 +1038,7 @@
                 "compression",
                 "minification"
             ],
-            "time": "2015-11-12 13:51:40"
+            "time": "2015-11-12T13:51:40+00:00"
         },
         {
             "name": "monolog/monolog",
@@ -1115,7 +1115,7 @@
                 "logging",
                 "psr-3"
             ],
-            "time": "2015-10-14 12:51:02"
+            "time": "2015-10-14T12:51:02+00:00"
         },
         {
             "name": "psr/log",
@@ -1153,7 +1153,7 @@
                 "psr",
                 "psr-3"
             ],
-            "time": "2012-12-21 11:40:51"
+            "time": "2012-12-21T11:40:51+00:00"
         },
         {
             "name": "sensio/distribution-bundle",
@@ -1213,7 +1213,7 @@
                 "configuration",
                 "distribution"
             ],
-            "time": "2015-11-26 18:10:31"
+            "time": "2015-11-26T18:10:31+00:00"
         },
         {
             "name": "sensio/framework-extra-bundle",
@@ -1268,7 +1268,7 @@
                 "annotations",
                 "controllers"
             ],
-            "time": "2015-10-28 15:47:04"
+            "time": "2015-10-28T15:47:04+00:00"
         },
         {
             "name": "sensiolabs/security-checker",
@@ -1312,7 +1312,7 @@
                 }
             ],
             "description": "A security checker for your composer.lock",
-            "time": "2015-11-07 08:07:40"
+            "time": "2015-11-07T08:07:40+00:00"
         },
         {
             "name": "swiftmailer/swiftmailer",
@@ -1365,7 +1365,7 @@
                 "mail",
                 "mailer"
             ],
-            "time": "2015-06-06 14:19:39"
+            "time": "2015-06-06T14:19:39+00:00"
         },
         {
             "name": "symfony/assetic-bundle",
@@ -1435,7 +1435,7 @@
                 "compression",
                 "minification"
             ],
-            "time": "2015-11-17 09:45:47"
+            "time": "2015-11-17T09:45:47+00:00"
         },
         {
             "name": "symfony/monolog-bundle",
@@ -1494,7 +1494,7 @@
                 "log",
                 "logging"
             ],
-            "time": "2015-11-17 10:02:29"
+            "time": "2015-11-17T10:02:29+00:00"
         },
         {
             "name": "symfony/swiftmailer-bundle",
@@ -1551,7 +1551,7 @@
             ],
             "description": "Symfony SwiftmailerBundle",
             "homepage": "http://symfony.com",
-            "time": "2015-11-28 10:59:29"
+            "time": "2015-11-28T10:59:29+00:00"
         },
         {
             "name": "symfony/symfony",
@@ -1675,7 +1675,7 @@
             "keywords": [
                 "framework"
             ],
-            "time": "2015-11-23 11:58:08"
+            "time": "2015-11-23T11:58:08+00:00"
         },
         {
             "name": "twig/twig",
@@ -1736,10 +1736,1218 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2015-11-05 12:49:06"
+            "time": "2015-11-05T12:49:06+00:00"
         }
     ],
     "packages-dev": [
+        {
+            "name": "doctrine/instantiator",
+            "version": "1.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/doctrine/instantiator.git",
+                "reference": "185b8868aa9bf7159f5f953ed5afb2d7fcdc3bda"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/doctrine/instantiator/zipball/185b8868aa9bf7159f5f953ed5afb2d7fcdc3bda",
+                "reference": "185b8868aa9bf7159f5f953ed5afb2d7fcdc3bda",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1"
+            },
+            "require-dev": {
+                "athletic/athletic": "~0.1.8",
+                "ext-pdo": "*",
+                "ext-phar": "*",
+                "phpunit/phpunit": "^6.2.3",
+                "squizlabs/php_codesniffer": "^3.0.2"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.2.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Doctrine\\Instantiator\\": "src/Doctrine/Instantiator/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Marco Pivetta",
+                    "email": "ocramius@gmail.com",
+                    "homepage": "http://ocramius.github.com/"
+                }
+            ],
+            "description": "A small, lightweight utility to instantiate objects in PHP without invoking their constructors",
+            "homepage": "https://github.com/doctrine/instantiator",
+            "keywords": [
+                "constructor",
+                "instantiate"
+            ],
+            "time": "2017-07-22T11:58:36+00:00"
+        },
+        {
+            "name": "myclabs/deep-copy",
+            "version": "1.6.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/myclabs/DeepCopy.git",
+                "reference": "8e6e04167378abf1ddb4d3522d8755c5fd90d102"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/8e6e04167378abf1ddb4d3522d8755c5fd90d102",
+                "reference": "8e6e04167378abf1ddb4d3522d8755c5fd90d102",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.4.0"
+            },
+            "require-dev": {
+                "doctrine/collections": "1.*",
+                "phpunit/phpunit": "~4.1"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "DeepCopy\\": "src/DeepCopy/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Create deep copies (clones) of your objects",
+            "homepage": "https://github.com/myclabs/DeepCopy",
+            "keywords": [
+                "clone",
+                "copy",
+                "duplicate",
+                "object",
+                "object graph"
+            ],
+            "time": "2017-04-12T18:52:22+00:00"
+        },
+        {
+            "name": "phpdocumentor/reflection-common",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpDocumentor/ReflectionCommon.git",
+                "reference": "21bdeb5f65d7ebf9f43b1b25d404f87deab5bfb6"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpDocumentor/ReflectionCommon/zipball/21bdeb5f65d7ebf9f43b1b25d404f87deab5bfb6",
+                "reference": "21bdeb5f65d7ebf9f43b1b25d404f87deab5bfb6",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.6"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "phpDocumentor\\Reflection\\": [
+                        "src"
+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jaap van Otterdijk",
+                    "email": "opensource@ijaap.nl"
+                }
+            ],
+            "description": "Common reflection classes used by phpdocumentor to reflect the code structure",
+            "homepage": "http://www.phpdoc.org",
+            "keywords": [
+                "FQSEN",
+                "phpDocumentor",
+                "phpdoc",
+                "reflection",
+                "static analysis"
+            ],
+            "time": "2017-09-11T18:02:19+00:00"
+        },
+        {
+            "name": "phpdocumentor/reflection-docblock",
+            "version": "4.1.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpDocumentor/ReflectionDocBlock.git",
+                "reference": "2d3d238c433cf69caeb4842e97a3223a116f94b2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpDocumentor/ReflectionDocBlock/zipball/2d3d238c433cf69caeb4842e97a3223a116f94b2",
+                "reference": "2d3d238c433cf69caeb4842e97a3223a116f94b2",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.0",
+                "phpdocumentor/reflection-common": "^1.0@dev",
+                "phpdocumentor/type-resolver": "^0.4.0",
+                "webmozart/assert": "^1.0"
+            },
+            "require-dev": {
+                "mockery/mockery": "^0.9.4",
+                "phpunit/phpunit": "^4.4"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "phpDocumentor\\Reflection\\": [
+                        "src/"
+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Mike van Riel",
+                    "email": "me@mikevanriel.com"
+                }
+            ],
+            "description": "With this component, a library can provide support for annotations via DocBlocks or otherwise retrieve information that is embedded in a DocBlock.",
+            "time": "2017-08-30T18:51:59+00:00"
+        },
+        {
+            "name": "phpdocumentor/type-resolver",
+            "version": "0.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpDocumentor/TypeResolver.git",
+                "reference": "9c977708995954784726e25d0cd1dddf4e65b0f7"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpDocumentor/TypeResolver/zipball/9c977708995954784726e25d0cd1dddf4e65b0f7",
+                "reference": "9c977708995954784726e25d0cd1dddf4e65b0f7",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.5 || ^7.0",
+                "phpdocumentor/reflection-common": "^1.0"
+            },
+            "require-dev": {
+                "mockery/mockery": "^0.9.4",
+                "phpunit/phpunit": "^5.2||^4.8.24"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "phpDocumentor\\Reflection\\": [
+                        "src/"
+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Mike van Riel",
+                    "email": "me@mikevanriel.com"
+                }
+            ],
+            "time": "2017-07-14T14:27:02+00:00"
+        },
+        {
+            "name": "phpspec/prophecy",
+            "version": "v1.7.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpspec/prophecy.git",
+                "reference": "c9b8c6088acd19d769d4cc0ffa60a9fe34344bd6"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpspec/prophecy/zipball/c9b8c6088acd19d769d4cc0ffa60a9fe34344bd6",
+                "reference": "c9b8c6088acd19d769d4cc0ffa60a9fe34344bd6",
+                "shasum": ""
+            },
+            "require": {
+                "doctrine/instantiator": "^1.0.2",
+                "php": "^5.3|^7.0",
+                "phpdocumentor/reflection-docblock": "^2.0|^3.0.2|^4.0",
+                "sebastian/comparator": "^1.1|^2.0",
+                "sebastian/recursion-context": "^1.0|^2.0|^3.0"
+            },
+            "require-dev": {
+                "phpspec/phpspec": "^2.5|^3.2",
+                "phpunit/phpunit": "^4.8 || ^5.6.5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.7.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Prophecy\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Konstantin Kudryashov",
+                    "email": "ever.zet@gmail.com",
+                    "homepage": "http://everzet.com"
+                },
+                {
+                    "name": "Marcello Duarte",
+                    "email": "marcello.duarte@gmail.com"
+                }
+            ],
+            "description": "Highly opinionated mocking framework for PHP 5.3+",
+            "homepage": "https://github.com/phpspec/prophecy",
+            "keywords": [
+                "Double",
+                "Dummy",
+                "fake",
+                "mock",
+                "spy",
+                "stub"
+            ],
+            "time": "2017-09-04T11:05:03+00:00"
+        },
+        {
+            "name": "phpunit/php-code-coverage",
+            "version": "4.0.8",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
+                "reference": "ef7b2f56815df854e66ceaee8ebe9393ae36a40d"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/ef7b2f56815df854e66ceaee8ebe9393ae36a40d",
+                "reference": "ef7b2f56815df854e66ceaee8ebe9393ae36a40d",
+                "shasum": ""
+            },
+            "require": {
+                "ext-dom": "*",
+                "ext-xmlwriter": "*",
+                "php": "^5.6 || ^7.0",
+                "phpunit/php-file-iterator": "^1.3",
+                "phpunit/php-text-template": "^1.2",
+                "phpunit/php-token-stream": "^1.4.2 || ^2.0",
+                "sebastian/code-unit-reverse-lookup": "^1.0",
+                "sebastian/environment": "^1.3.2 || ^2.0",
+                "sebastian/version": "^1.0 || ^2.0"
+            },
+            "require-dev": {
+                "ext-xdebug": "^2.1.4",
+                "phpunit/phpunit": "^5.7"
+            },
+            "suggest": {
+                "ext-xdebug": "^2.5.1"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "4.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sb@sebastian-bergmann.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Library that provides collection, processing, and rendering functionality for PHP code coverage information.",
+            "homepage": "https://github.com/sebastianbergmann/php-code-coverage",
+            "keywords": [
+                "coverage",
+                "testing",
+                "xunit"
+            ],
+            "time": "2017-04-02T07:44:40+00:00"
+        },
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+                "reference": "1311872ac850040a79c3c058bea3e22d0f09cbb7"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/object-enumerator/zipball/1311872ac850040a79c3c058bea3e22d0f09cbb7",
+                "reference": "1311872ac850040a79c3c058bea3e22d0f09cbb7",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6",
+                "sebastian/recursion-context": "~2.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Traverses array structures and object graphs to enumerate all referenced objects",
+            "homepage": "https://github.com/sebastianbergmann/object-enumerator/",
+            "time": "2017-02-18T15:18:39+00:00"
+        },
+        {
+            "name": "sebastian/recursion-context",
+            "version": "2.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/recursion-context.git",
+                "reference": "2c3ba150cbec723aa057506e73a8d33bdb286c9a"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/recursion-context/zipball/2c3ba150cbec723aa057506e73a8d33bdb286c9a",
+                "reference": "2c3ba150cbec723aa057506e73a8d33bdb286c9a",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.4"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Jeff Welch",
+                    "email": "whatthejeff@gmail.com"
+                },
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                },
+                {
+                    "name": "Adam Harvey",
+                    "email": "aharvey@php.net"
+                }
+            ],
+            "description": "Provides functionality to recursively process PHP variables",
+            "homepage": "http://www.github.com/sebastianbergmann/recursion-context",
+            "time": "2016-11-19T07:33:16+00:00"
+        },
+        {
+            "name": "sebastian/resource-operations",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/resource-operations.git",
+                "reference": "ce990bb21759f94aeafd30209e8cfcdfa8bc3f52"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/resource-operations/zipball/ce990bb21759f94aeafd30209e8cfcdfa8bc3f52",
+                "reference": "ce990bb21759f94aeafd30209e8cfcdfa8bc3f52",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Provides a list of PHP built-in functions that operate on resources",
+            "homepage": "https://www.github.com/sebastianbergmann/resource-operations",
+            "time": "2015-07-28T20:34:47+00:00"
+        },
+        {
+            "name": "sebastian/version",
+            "version": "2.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/version.git",
+                "reference": "99732be0ddb3361e16ad77b68ba41efc8e979019"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/version/zipball/99732be0ddb3361e16ad77b68ba41efc8e979019",
+                "reference": "99732be0ddb3361e16ad77b68ba41efc8e979019",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Library that helps with managing the version number of Git-hosted PHP projects",
+            "homepage": "https://github.com/sebastianbergmann/version",
+            "time": "2016-10-03T07:35:21+00:00"
+        },
         {
             "name": "sensio/generator-bundle",
             "version": "v2.5.3",
@@ -1786,7 +2994,57 @@
                 }
             ],
             "description": "This bundle generates code for you",
-            "time": "2015-03-17 06:36:52"
+            "time": "2015-03-17T06:36:52+00:00"
+        },
+        {
+            "name": "webmozart/assert",
+            "version": "1.2.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/webmozart/assert.git",
+                "reference": "2db61e59ff05fe5126d152bd0655c9ea113e550f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/webmozart/assert/zipball/2db61e59ff05fe5126d152bd0655c9ea113e550f",
+                "reference": "2db61e59ff05fe5126d152bd0655c9ea113e550f",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.3.3 || ^7.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.6",
+                "sebastian/version": "^1.0.1"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.3-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Webmozart\\Assert\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Bernhard Schussek",
+                    "email": "bschussek@gmail.com"
+                }
+            ],
+            "description": "Assertions to validate method input/output with nice error messages.",
+            "keywords": [
+                "assert",
+                "check",
+                "validate"
+            ],
+            "time": "2016-11-23T20:04:58+00:00"
         }
     ],
     "aliases": [],
diff --git a/src/AppBundle/GitHubEvents.php b/src/AppBundle/GitHubEvents.php
index c91a9701..43990a28 100644
--- a/src/AppBundle/GitHubEvents.php
+++ b/src/AppBundle/GitHubEvents.php
@@ -53,6 +53,9 @@ final class GitHubEvents
     /** @Event('\AppBundle\Event\GitHubEvent') */
     const PR_REVIEW_COMMENT = 'github.pull_request_review_comment';
 
+    /** @Event('\AppBundle\Event\GithubEvent') */
+    const PULL_REQUEST_REVIEW = 'github.pull_request_review';
+
     /** @Event('\AppBundle\Event\GitHubEvent') */
     const PULL_REQUEST = 'github.pull_request';
 
diff --git a/src/AppBundle/Subscriber/AbstractStatusChangeSubscriber.php b/src/AppBundle/Subscriber/AbstractStatusChangeSubscriber.php
new file mode 100644
index 00000000..a4b55717
--- /dev/null
+++ b/src/AppBundle/Subscriber/AbstractStatusChangeSubscriber.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace AppBundle\Subscriber;
+
+use AppBundle\Issues\Status;
+use AppBundle\Issues\StatusApi;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+abstract class AbstractStatusChangeSubscriber implements EventSubscriberInterface
+{
+    protected static $triggerWordToStatus = [
+        'needs review' => Status::NEEDS_REVIEW,
+        'needs work' => Status::NEEDS_WORK,
+        'works for me' => Status::WORKS_FOR_ME,
+        'reviewed' => Status::REVIEWED,
+    ];
+
+    protected $statusApi;
+
+    public function __construct(StatusApi $statusApi)
+    {
+        $this->statusApi = $statusApi;
+    }
+
+    /**
+     * Parses the text and looks for keywords to see if this should cause any 
+     * status change.
+     *
+     * @param string $body
+     *
+     * @return null|string
+     */
+    protected function parseStatusFromText($body)
+    {
+        $triggerWord = implode('|', array_keys(static::$triggerWordToStatus));
+        $formatting = '[\\s\\*]*';
+        // Match first character after "status:"
+        // Case insensitive ("i"), ignores formatting with "*" before or after the ":"
+        $pattern = "~(?=\n|^)${formatting}status${formatting}:${formatting}[\"']?($triggerWord)[\"']?${formatting}[.!]?${formatting}(?<=\r\n|\n|$)~i";
+
+        if (preg_match_all($pattern, $body, $matches)) {
+            // Second subpattern = first status character
+            return static::$triggerWordToStatus[strtolower(end($matches[1]))];
+        }
+    }
+}
+
diff --git a/src/AppBundle/Subscriber/StatusChangeByCommentSubscriber.php b/src/AppBundle/Subscriber/StatusChangeByCommentSubscriber.php
index bf7330e0..2367c40f 100644
--- a/src/AppBundle/Subscriber/StatusChangeByCommentSubscriber.php
+++ b/src/AppBundle/Subscriber/StatusChangeByCommentSubscriber.php
@@ -7,23 +7,14 @@
 use AppBundle\Issues\Status;
 use AppBundle\Issues\StatusApi;
 use Psr\Log\LoggerInterface;
-use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 
-class StatusChangeByCommentSubscriber implements EventSubscriberInterface
+class StatusChangeByCommentSubscriber extends AbstractStatusChangeSubscriber
 {
-    private static $triggerWordToStatus = [
-        'needs review' => Status::NEEDS_REVIEW,
-        'needs work' => Status::NEEDS_WORK,
-        'works for me' => Status::WORKS_FOR_ME,
-        'reviewed' => Status::REVIEWED,
-    ];
-
-    private $statusApi;
     private $logger;
 
     public function __construct(StatusApi $statusApi, LoggerInterface $logger)
     {
-        $this->statusApi = $statusApi;
+        parent::__construct($statusApi);
         $this->logger = $logger;
     }
 
@@ -37,36 +28,24 @@ public function onIssueComment(GitHubEvent $event)
     {
         $data = $event->getData();
         $repository = $event->getRepository();
-        $newStatus = null;
         $issueNumber = $data['issue']['number'];
+        $newStatus = $this->parseStatusFromText($data['comment']['body']);
 
-        $triggerWord = implode('|', array_keys(static::$triggerWordToStatus));
-        $formatting = '[\\s\\*]*';
-        // Match first character after "status:"
-        // Case insensitive ("i"), ignores formatting with "*" before or after the ":"
-        $pattern = "~(?=\n|^)${formatting}status${formatting}:${formatting}[\"']?($triggerWord)[\"']?${formatting}[.!]?${formatting}(?<=\r\n|\n|$)~i";
-
-        if (preg_match_all($pattern, $data['comment']['body'], $matches)) {
-            // Second subpattern = first status character
-            $newStatus = static::$triggerWordToStatus[strtolower(end($matches[1]))];
-
-            if (Status::REVIEWED === $newStatus && false === $this->checkUserIsAllowedToReview($data)) {
-                $event->setResponseData(array(
-                    'issue' => $issueNumber,
-                    'status_change' => null,
-                ));
-
-                return;
-            }
-
-            $this->logger->debug(sprintf('Setting issue number %s to status %s', $issueNumber, $newStatus));
-            $this->statusApi->setIssueStatus($issueNumber, $newStatus, $repository);
+        if (Status::REVIEWED === $newStatus && false === $this->isUserAllowedToReview($data)) {
+            $newStatus = null;
         }
 
         $event->setResponseData(array(
             'issue' => $issueNumber,
             'status_change' => $newStatus,
         ));
+
+        if (null === $newStatus) {
+            return;
+        }
+
+        $this->logger->debug(sprintf('Setting issue number %s to status %s', $issueNumber, $newStatus));
+        $this->statusApi->setIssueStatus($issueNumber, $newStatus, $repository);
     }
 
     public static function getSubscribedEvents()
@@ -76,7 +55,7 @@ public static function getSubscribedEvents()
         );
     }
 
-    private function checkUserIsAllowedToReview(array $data)
+    private function isUserAllowedToReview(array $data)
     {
         return $data['issue']['user']['login'] !== $data['comment']['user']['login'];
     }
diff --git a/src/AppBundle/Subscriber/StatusChangeByReviewSubscriber.php b/src/AppBundle/Subscriber/StatusChangeByReviewSubscriber.php
new file mode 100644
index 00000000..72c13883
--- /dev/null
+++ b/src/AppBundle/Subscriber/StatusChangeByReviewSubscriber.php
@@ -0,0 +1,115 @@
+<?php
+
+namespace AppBundle\Subscriber;
+
+use AppBundle\Event\GitHubEvent;
+use AppBundle\GitHubEvents;
+use AppBundle\Issues\Status;
+use AppBundle\Issues\StatusApi;
+use Psr\Log\LoggerInterface;
+
+/**
+ * Changes the status when a new review is submitted.
+ *
+ * @author Wouter de Jong <wouter@wouterj.nl>
+ */
+class StatusChangeByReviewSubscriber extends AbstractStatusChangeSubscriber
+{
+    private $logger;
+
+    public function __construct(StatusApi $statusApi, LoggerInterface $logger)
+    {
+        parent::__construct($statusApi);
+        $this->logger = $logger;
+    }
+
+    /**
+     * Sets the status based on the review state (approved/changes requested) 
+     * or the review body (using the Status: keyword).
+     *
+     * @param GithubEvent $event
+     */
+    public function onReview(GitHubEvent $event)
+    {
+        $data = $event->getData();
+        if ('submitted' !== $data['action']) {
+            $event->setResponseData(array('unsupported_action' => $data['action']));
+
+            return;
+        }
+
+        $repository = $event->getRepository();
+        $pullRequestNumber = $data['pull_request']['number'];
+        $newStatus = null;
+
+        // Set status based on review state
+        switch (strtolower($data['review']['state'])) {
+            case 'approved':
+                $newStatus = Status::REVIEWED;
+
+                break;
+            case 'changes_requested':
+                $newStatus = Status::NEEDS_WORK;
+
+                break;
+            default:
+                $newStatus = $this->parseStatusFromText($data['review']['body']);
+        }
+
+        if (Status::REVIEWED === $newStatus && false === $this->isUserAllowedToReview($data)) {
+            $newStatus = null;
+        }
+
+        $event->setResponseData(array(
+            'pull_request' => $pullRequestNumber,
+            'status_change' => $newStatus,
+        ));
+
+        if (null === $newStatus) {
+            return;
+        }
+
+        $this->logger->debug(sprintf('Setting issue number %s to status %s', $pullRequestNumber, $newStatus));
+        $this->statusApi->setIssueStatus($pullRequestNumber, $newStatus, $repository);
+    }
+
+    /**
+     * Sets the status to needs review when a review is requested.
+     *
+     * @param GithubEvent $event
+     */
+    public function onReviewRequested(GithubEvent $event)
+    {
+        $data = $event->getData();
+        if ('review_requested' !== $data['action']) {
+            $event->setResponseData(array('unsupported_action' => $data['action']));
+
+            return;
+        }
+
+        $repository = $event->getRepository();
+        $pullRequestNumber = $data['pull_request']['number'];
+        $newStatus = Status::NEEDS_REVIEW;
+
+        $this->logger->debug(sprintf('Setting issue number %s to status %s', $pullRequestNumber, $newStatus));
+        $this->statusApi->setIssueStatus($pullRequestNumber, $newStatus, $repository);
+
+        $event->setResponseData(array(
+            'pull_request' => $pullRequestNumber,
+            'status_change' => $newStatus,
+        ));
+    }
+
+    public static function getSubscribedEvents()
+    {
+        return array(
+            GitHubEvents::PULL_REQUEST_REVIEW => 'onReview',
+            GitHubEvents::PULL_REQUEST => 'onReviewRequested',
+        );
+    }
+
+    private function isUserAllowedToReview(array $data)
+    {
+        return $data['pull_request']['user']['login'] !== $data['review']['user']['login'];
+    }
+}
diff --git a/src/AppBundle/Tests/Subscriber/StatusChangeByReviewSubscriberTest.php b/src/AppBundle/Tests/Subscriber/StatusChangeByReviewSubscriberTest.php
new file mode 100644
index 00000000..92b1b0bd
--- /dev/null
+++ b/src/AppBundle/Tests/Subscriber/StatusChangeByReviewSubscriberTest.php
@@ -0,0 +1,142 @@
+<?php
+
+namespace AppBundle\Tests\Subscriber;
+
+use AppBundle\Event\GitHubEvent;
+use AppBundle\GitHubEvents;
+use AppBundle\Issues\Status;
+use AppBundle\Repository\Repository;
+use AppBundle\Subscriber\StatusChangeByReviewSubscriber;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+
+class StatusChangeByReviewSubscriberTest extends \PHPUnit_Framework_TestCase
+{
+    private $statusChangeSubscriber;
+
+    private $statusApi;
+
+    private $repository;
+
+    /**
+     * @var EventDispatcher
+     */
+    private $dispatcher;
+
+    protected function setUp()
+    {
+        $this->statusApi = $this->getMock('AppBundle\Issues\StatusApi');
+        $logger = $this->getMock('Psr\Log\LoggerInterface');
+        $this->statusChangeSubscriber = new StatusChangeByReviewSubscriber($this->statusApi, $logger);
+        $this->repository = new Repository('weaverryan', 'symfony', [], null);
+
+        $this->dispatcher = new EventDispatcher();
+        $this->dispatcher->addSubscriber($this->statusChangeSubscriber);
+    }
+
+    /**
+     * @dataProvider getCommentsForStatusChange
+     */
+    public function testOnReview($comment, $expectedStatus)
+    {
+        if (null !== $expectedStatus) {
+            $this->statusApi->expects($this->once())
+                ->method('setIssueStatus')
+                ->with(1234, $expectedStatus);
+        }
+
+        $event = new GitHubEvent(array(
+            'action' => 'submitted',
+            'pull_request' => array('number' => 1234, 'user' => ['login' => 'weaverryan']),
+            'review' => array('state' => 'commented', 'body' => $comment, 'user' => ['login' => 'leannapelham']),
+        ), $this->repository);
+
+        $this->dispatcher->dispatch(GitHubEvents::PULL_REQUEST_REVIEW, $event);
+
+        $responseData = $event->getResponseData();
+
+        $this->assertCount(2, $responseData);
+        $this->assertSame(1234, $responseData['pull_request']);
+        $this->assertSame($expectedStatus, $responseData['status_change']);
+    }
+
+    public function getCommentsForStatusChange()
+    {
+        return array(
+            array('Have a great day!', null),
+            // basic tests for status change
+            array('Status: needs review', Status::NEEDS_REVIEW),
+            array('Status: needs work', Status::NEEDS_WORK),
+            array('Status: reviewed', Status::REVIEWED),
+            // accept quotes
+            array('Status: "reviewed"', Status::REVIEWED),
+            array("Status: 'reviewed'", Status::REVIEWED),
+            // accept trailing punctuation
+            array('Status: works for me!', Status::WORKS_FOR_ME),
+            array('Status: works for me.', Status::WORKS_FOR_ME),
+            // play with different formatting
+            array('STATUS: REVIEWED', Status::REVIEWED),
+            array('**Status**: reviewed', Status::REVIEWED),
+            array('**Status:** reviewed', Status::REVIEWED),
+            array('**Status: reviewed**', Status::REVIEWED),
+            array('**Status: reviewed!**', Status::REVIEWED),
+            array('**Status: reviewed**.', Status::REVIEWED),
+            array('Status:reviewed', Status::REVIEWED),
+            array('Status:     reviewed', Status::REVIEWED),
+            // reject missing colon
+            array('Status reviewed', null),
+            // multiple matches - use the last one
+            array("Status: needs review \r\n that is what the issue *was* marked as.\r\n Status: reviewed", Status::REVIEWED),
+            // "needs review" does not come directly after status: , so there is no status change
+            array('Here is my status: I\'m really happy! I realize this needs review, but I\'m, having too much fun Googling cats!', null),
+            // reject if the status is not on a line of its own
+            // use case: someone posts instructions about how to change a status
+            // in a comment
+            array('You should include e.g. the line `Status: needs review` in your comment', null),
+            array('Before the ticket was in state "Status: reviewed", but then the status was changed', null),
+        );
+    }
+
+    public function testOnIssueCommentAuthorSelfReview()
+    {
+        $this->statusApi->expects($this->never())
+            ->method('setIssueStatus')
+        ;
+        
+        $user = array('login' => 'weaverryan');
+
+        $event = new GitHubEvent(array(
+            'action' => 'submitted',
+            'pull_request' => array(
+                'number' => 1234,
+                'user' => $user,
+            ),
+            'review' => array(
+                'state' => 'commented',
+                'body' => 'Status: reviewed',
+                'user' => $user,
+            ),
+        ), $this->repository);
+
+        $this->dispatcher->dispatch(GitHubEvents::PULL_REQUEST_REVIEW, $event);
+
+        $responseData = $event->getResponseData();
+
+        $this->assertCount(2, $responseData);
+        $this->assertSame(1234, $responseData['pull_request']);
+        $this->assertNull($responseData['status_change']);
+    }
+
+    public function testOnReviewRequested()
+    {
+        $this->statusApi->expects($this->once())
+            ->method('setIssueStatus')
+            ->with(1234, Status::NEEDS_REVIEW);
+
+        $event = new GitHubEvent(array(
+            'action' => 'review_requested',
+            'pull_request' => array('number' => 1234)
+        ), $this->repository);
+
+        $this->dispatcher->dispatch(GitHubEvents::PULL_REQUEST, $event);
+    }
+}