diff --git a/.github/workflows/rebase.yml b/.github/workflows/rebase.yml
index 8b3fef7..8a2fa44 100644
--- a/.github/workflows/rebase.yml
+++ b/.github/workflows/rebase.yml
@@ -24,6 +24,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           ref: ${{ github.event.issue.pull_request.head.ref }}
+          fetch-depth: 0
 
       - name: 'Fetch all branches'
         run: git fetch origin master