diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index b56a0a0df..7f0db6cd9 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -51,22 +51,6 @@ jobs:
               - Dockerfile-prebuilt
               - .github/workflows/wc-test-docker-prebuilt.yaml
 
-  enable-automerge:
-    uses: ./.github/workflows/wc-enable-auto-merge.yaml
-    needs:
-      - status-check
-    permissions:
-      contents: write # For enable automerge
-      pull-requests: write # For enable automerge
-    # "! failure() && ! cancelled()" is required. success() returns false if dependent jobs are skipped.
-    # https://github.com/community/community/discussions/45058
-    # By default success() is used so we have to override success() by "! failure() && ! cancelled()"
-    if: |
-      ! failure() && ! cancelled() && github.event.pull_request.user.login == 'renovate[bot]' && contains(github.event.pull_request.body, ' **Automerge**: Enabled.')
-    secrets:
-      gh_app_id: ${{secrets.APP_ID}}
-      gh_app_private_key: ${{secrets.APP_PRIVATE_KEY}}
-
   status-check:
     uses: ./.github/workflows/wc-status-check.yaml
     permissions: {}
diff --git a/.github/workflows/wc-enable-auto-merge.yaml b/.github/workflows/wc-enable-auto-merge.yaml
deleted file mode 100644
index ac5750436..000000000
--- a/.github/workflows/wc-enable-auto-merge.yaml
+++ /dev/null
@@ -1,22 +0,0 @@
----
-name: enable-auto-merge
-on:
-  workflow_call:
-    secrets:
-      gh_app_id:
-        required: true
-      gh_app_private_key:
-        required: true
-jobs:
-  enable-auto-merge:
-    # Enable automerge to merge pull requests from Renovate automatically.
-    timeout-minutes: 30
-    runs-on: ubuntu-latest
-    permissions: {}
-    steps:
-      - uses: suzuki-shunsuke/enable-auto-merge-action@ec074392e76cd1062925255cd82a86ea1c44b6fd # v0.1.0
-        with:
-          pr_number: ${{github.event.pull_request.number}}
-          merge_method: squash
-          github_app_id: ${{secrets.gh_app_id}}
-          github_app_private_key: ${{secrets.gh_app_private_key}}