diff --git a/.github/workflows/sync-main-to-dev.yml b/.github/workflows/sync-main-to-dev.yml
index 3878783..c764579 100644
--- a/.github/workflows/sync-main-to-dev.yml
+++ b/.github/workflows/sync-main-to-dev.yml
@@ -1,29 +1,20 @@
-name: Sync main to development
+name: Update Development Branch After PR Merge
 
 on:
-  push:
-    branches:
-      - main
+  pull_request:
+    types: [closed]
 
 jobs:
-  sync:
+  update-dev:
+    if: github.event.pull_request.merged == true && github.ref == 'refs/heads/main'
     runs-on: ubuntu-latest
+
     steps:
     - name: Checkout repository
       uses: actions/checkout@v2
 
-    - name: Configure Git
-      run: |
-        git config user.name "github-actions[bot]"
-        git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+    - name: Set executable permissions
+      run: chmod +x ./update_dev.sh
 
-    - name: Fetch all branches
-      run: git fetch --all
-
-    - name: Merge main into development
-      run: |
-        git checkout development
-        git merge main
-
-    - name: Push changes to development
-      run: git push origin development
+    - name: Run update_dev.sh script
+      run: ./update_dev.sh