diff --git a/.github/workflows/plan-release.yml b/.github/workflows/plan-release.yml
index bacee21..bae0cda 100644
--- a/.github/workflows/plan-release.yml
+++ b/.github/workflows/plan-release.yml
@@ -49,6 +49,7 @@ jobs:
         # lerna-changelog can discover what's changed since the last release
         with:
           fetch-depth: 0
+          ref: 'main'
       - uses: actions/setup-node@v4
         with:
           node-version: 18