diff --git a/CHANGELOG.md b/CHANGELOG.md
index ae761449..2f60ad70 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 * Use `ActivationStrategy` instead of `actionLevel` when available 
 * Register resettable processors (`ResettableInterface`) for autoconfiguration (tag: `kernel.reset`)
 * Drop support for Symfony 3.4
+* Support 'null_handler' as alias for 'null', to ease problems with yaml and xml configuration
 
 ## 3.6.0 (2020-10-06)
 
diff --git a/DependencyInjection/MonologExtension.php b/DependencyInjection/MonologExtension.php
index d927ab01..6e2c4dbc 100644
--- a/DependencyInjection/MonologExtension.php
+++ b/DependencyInjection/MonologExtension.php
@@ -188,7 +188,7 @@ private function buildHandler(ContainerBuilder $container, $name, array $handler
         }
 
         if (null === $handler['process_psr_3_messages']) {
-            $handler['process_psr_3_messages'] = !isset($handler['handler']) && !$handler['members'];
+            $handler['process_psr_3_messages'] = !isset($handler['handler']) && !$handler['members'] && $handlerClass != 'Monolog\Handler\NullHandler';
         }
 
         if ($handler['process_psr_3_messages']) {
@@ -893,7 +893,6 @@ private function buildHandler(ContainerBuilder $container, $name, array $handler
         // Handlers using the constructor of AbstractHandler without adding their own arguments
         case 'browser_console':
         case 'test':
-        case 'null':
         case 'noop':
         case 'debug':
             $definition->setArguments([
@@ -902,6 +901,13 @@ private function buildHandler(ContainerBuilder $container, $name, array $handler
             ]);
             break;
 
+        case 'null':
+        case 'null_handler':
+            $definition->setArguments([
+                $handler['level'],
+            ]);
+            break;
+
         default:
             $nullWarning = '';
             if ($handler['type'] == '') {
@@ -954,6 +960,7 @@ private function getHandlerClassByType($handlerType)
             'syslog' => 'Monolog\Handler\SyslogHandler',
             'syslogudp' => 'Monolog\Handler\SyslogUdpHandler',
             'null' => 'Monolog\Handler\NullHandler',
+            'null_handler' => 'Monolog\Handler\NullHandler',
             'test' => 'Monolog\Handler\TestHandler',
             'gelf' => 'Monolog\Handler\GelfHandler',
             'rollbar' => 'Monolog\Handler\RollbarHandler',