diff --git a/.github/workflows/update_changelog.yaml b/.github/workflows/update_changelog.yaml
index 545a789..ba3fc01 100644
--- a/.github/workflows/update_changelog.yaml
+++ b/.github/workflows/update_changelog.yaml
@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-          ref: main
+          ref: master
 
       - name: Setup git-chglog
         run: |
@@ -55,7 +55,7 @@ jobs:
             - Triggered by: ${{ github.event_name }}
             - Auto-merge enabled
           branch: update-changelog-${{ github.run_id }}
-          base: main
+          base: master
           delete-branch: true
           labels: documentation, automated-pr