diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index f7c0ac12..531590a7 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -33,6 +33,7 @@ jobs:
                   pytest -v -s
 
     release:
+        if: github.ref == 'refs/heads/master'
         needs: [test]
         strategy:
             fail-fast: false