diff --git a/.github/workflows/submodule-update.yml b/.github/workflows/submodule-update.yml
index 79819a67..16bc5511 100644
--- a/.github/workflows/submodule-update.yml
+++ b/.github/workflows/submodule-update.yml
@@ -2,6 +2,8 @@
 name: Submodule Updates
 
 on:
+  push:
+    branches: [ develop ]
   schedule:
     - cron: '0 12 * * *'