diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index d8b39ea..bb5a206 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -16,6 +16,9 @@ jobs:
 
   publish:
     needs: build
+    if: |
+      github.event_name == 'push' &&
+      github.ref == 'refs/heads/main'
     permissions:
       packages: write
       contents: read