diff --git a/docs/extensions.md b/docs/extensions.md
index 2265c38e443..0df86fa628b 100644
--- a/docs/extensions.md
+++ b/docs/extensions.md
@@ -307,6 +307,10 @@ Check out [the accessories pages on microbit.org](https://microbit.org/buy/acces
     "name": "Joy IT RFID Module MFRC-522",
     "url": "/pkg/joy-it/pxt-rfid-mfrc522",
     "cardType": "package"
+}, {
+    "name": "gator:RTC Real time clock",
+    "url":"/pkg/sparkfun/pxt-gator-rtc",
+    "cardType": "package"
 }]
 ```
 
diff --git a/targetconfig.json b/targetconfig.json
index e6f62793c8d..2dab5f41b53 100644
--- a/targetconfig.json
+++ b/targetconfig.json
@@ -769,7 +769,8 @@
             "joy-it/pxt-rfid-mfrc522": { "tags": [ "Individual sensors" ] },
             "dfrobot/pxt-dfrobot_iot_cloud_kit": { "tags": [ "Networking" ] },
             "plenprojectcompany/pxt-plenbit_full": { "tags": [ "Robotics" ] },
-            "joy-it/pxt-ads1115": { "tags": [ "Individual sensors" ] }
+            "joy-it/pxt-ads1115": { "tags": [ "Individual sensors" ] },
+            "sparkfun/pxt-gator-temp": { "tags": [ "Science" ] }
         },
         "upgrades": {
             "tinkertanker/pxt-iot-environment-kit": "min:v4.2.1",