diff --git a/.github/workflows/update-dependencies.yml b/.github/workflows/update-dependencies.yml
index c483b270..f397d0df 100644
--- a/.github/workflows/update-dependencies.yml
+++ b/.github/workflows/update-dependencies.yml
@@ -23,7 +23,7 @@ jobs:
     - name: "Run update: python configs"
       run: python ./bin/update_pythons.py --force
     - name: Create Pull Request
-      if: github.ref == 'refs/heads/master'
+      if: github.ref == 'refs/heads/master' && github.repository == 'joerick/cibuildwheel'
       uses: peter-evans/create-pull-request@v3
       with:
         commit-message: Update dependencies