diff --git a/docs/extensions.md b/docs/extensions.md
index 753c1b1ff8b..b7554a6b6a1 100644
--- a/docs/extensions.md
+++ b/docs/extensions.md
@@ -1035,5 +1035,9 @@ Check out [the accessories pages on microbit.org](https://microbit.org/buy/acces
     "name": "Elecfreaks NeZha",
     "url": "/pkg/elecfreaks/pxt-nezha",
     "cardType": "package"
+}, {
+  "name": "Emakefun IO Extension Board",
+  "url":"/pkg/emakefun-makecode-extensions/emakefun_io_extension_board",
+  "cardType": "package"
 }]
 ```
diff --git a/targetconfig.json b/targetconfig.json
index b11b454fdee..48f50c4e2f7 100644
--- a/targetconfig.json
+++ b/targetconfig.json
@@ -788,7 +788,8 @@
             "bsiever/pxt-sen55": { "tags": [ "Science" ] },
             "climate-action-kits/pxt-fwd-edu": {},
             "elecfreaks/pxt-cutebot-pro": { "tags": [ "Robotics" ], "preferred": true },
-            "microbit-foundation/makecode-tutorials": {}
+            "microbit-foundation/makecode-tutorials": {},
+            "emakefun-makecode-extensions/emakefun_io_extension_board": {}
         },
         "upgrades": {
             "tinkertanker/pxt-iot-environment-kit": "min:v4.2.1",