diff --git a/.github/workflows/cleanup-release-branch.yml b/.github/workflows/cleanup-release-branch.yml
deleted file mode 100644
index c7bdd84..0000000
--- a/.github/workflows/cleanup-release-branch.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-name: Cleanup release branch
-
-on:
-  push:
-    branches:
-      - 'master'
-
-permissions:
-  contents: write
-
-jobs:
-  cleanup:
-    if: ${{ github.event.head_commit.message == 'cleanup release branch' }}
-    runs-on: ubuntu-latest
-    steps:
-      - name: Delete test release branch
-        env:
-          GH_TOKEN: ${{ github.token }}
-        run: gh api -X DELETE "repos/${GITHUB_REPOSITORY}/git/refs/heads/test%2Frelease-v1.0.0"