diff --git a/.github/workflows/pypi-publish.yml b/.github/workflows/pypi-publish.yml
index 1fb8b5b..bf0773c 100644
--- a/.github/workflows/pypi-publish.yml
+++ b/.github/workflows/pypi-publish.yml
@@ -4,6 +4,7 @@ on:
   push:
     tags:
       - "*"
+  pull_request:
 
 jobs:
   build_wheels:
@@ -49,6 +50,7 @@ jobs:
   upload_pypi:
     needs: [build_wheels, build_sdist]
     runs-on: ubuntu-latest
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/')
     steps:
       - uses: actions/download-artifact@v4
         with: