diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index 9b88822..79f0324 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -54,6 +54,8 @@ jobs:
     needs: update-changelog
     steps:
     - uses: actions/checkout@v2
+      with:
+        ref: main
     - name: Set up Python
       uses: actions/setup-python@v2
       with: