diff --git a/.github/workflows/post-cd.yaml b/.github/workflows/post-cd.yaml
index be8e9a3e..6d4613d2 100644
--- a/.github/workflows/post-cd.yaml
+++ b/.github/workflows/post-cd.yaml
@@ -9,6 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     if: |
       github.event.pull_request.user.login == 'github-actions[bot]' &&
+      startsWith(github.event.pull_request.title, '[CD]')
       github.event.pull_request.merged == true
     steps:
       - name: Checkout