diff --git a/.github/workflows/build_docker_image.yml b/.github/workflows/build_docker_image.yml
index b33f8d5..c2b1e92 100644
--- a/.github/workflows/build_docker_image.yml
+++ b/.github/workflows/build_docker_image.yml
@@ -44,7 +44,7 @@ jobs:
           file: ./docker/build.dockerfile
 
       -
-        name: Invoke deployment hook (app)
+        name: Invoke deployment hook (game_list)
         uses: joelwmale/webhook-action@master
         with:
           url: ${{ secrets.WEBHOOK_URL }}
@@ -60,3 +60,9 @@ jobs:
         uses: joelwmale/webhook-action@master
         with:
           url: ${{ secrets.WEBHOOK_URL_3 }}
+
+      -
+        name: Invoke deployment hook (scheduler)
+        uses: joelwmale/webhook-action@master
+        with:
+          url: ${{ secrets.WEBHOOK_URL_4 }}
diff --git a/src/main.py b/src/main.py
index a154921..9f0a027 100644
--- a/src/main.py
+++ b/src/main.py
@@ -17,6 +17,9 @@ logger.setLevel(logging.INFO)
 async def main():
     logger.info("Starting services...")
 
+    if len(sys.argv) != 2:
+        raise RuntimeError("Usage: python main.py <module>")
+
     module = sys.argv[1]
 
     await mongo_manager.init()