diff --git a/.github/workflows/differential-shellcheck.yml b/.github/workflows/differential-shellcheck.yml
index 7b001a3f0f..87c9a0f45b 100644
--- a/.github/workflows/differential-shellcheck.yml
+++ b/.github/workflows/differential-shellcheck.yml
@@ -3,6 +3,8 @@
 
 name: Differential ShellCheck
 on:
+  push:
+    branches: [master]
   pull_request:
     branches: [master]