diff --git a/module.json b/module.json
index b27a16b..7198c57 100644
--- a/module.json
+++ b/module.json
@@ -10,9 +10,9 @@
   ],
   "dependencies": {
       "mbed-classic": "~0.0.4",
-      "ble": "jamesadevine/BLE_API",
-      "ble-nrf51822": "jamesadevine/nrf51822",
-	    "microbit-dal":"jamesadevine/microbit-dal"
+      "ble": "jamesadevine/BLE_API#master",
+      "ble-nrf51822": "jamesadevine/nrf51822#master",
+      "microbit-dal":"jamesadevine/microbit-dal#master"
   },
   "targetDependencies": {},
   "bin": "./source"