diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 5f163c1..ddccc7e 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -2,8 +2,9 @@ name: Publish NPM package
 
 on:
   push:
-    branches:
-      - main
+    branches: [main]
+  pull_request:
+    branches: [main]
 
 env:
   CLOUDAMQP_API_KEY: ${{ secrets.CLOUDAMQP_API_KEY }}
@@ -21,5 +22,6 @@ jobs:
       - run: npm run build
       - run: npm test
       - uses: JS-DevTools/npm-publish@v1
+        if: ${{ github.ref == 'refs/heads/main' }}
         with:
           token: ${{ env.NPM_TOKEN }}