diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index b748dece..c976c12e 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -16,6 +16,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
+          ref: master
           fetch-depth: 0  # fetch all git history
 
       - name: Set up Python ${{ matrix.python-version }}