diff --git a/.github/workflows/automerge-dependabot.yml b/.github/workflows/automerge-dependabot.yml
index aab7f0b..5629669 100644
--- a/.github/workflows/automerge-dependabot.yml
+++ b/.github/workflows/automerge-dependabot.yml
@@ -1,21 +1,38 @@
-   name: automerge
+name: automatically merge dependabot PR's
+on:
+  pull_request:
+    branches: [ master ]
 
-   on:
-     pull_request:
-       types:
-         - opened
-         - synchronize
-         - reopened
-         - ready_for_review
+jobs:
+  run-unit-test:
+    name: run unit test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
 
-   jobs:
-     automerge:
-       runs-on: ubuntu-latest
-       steps:
-         - name: Checkout code
-           uses: actions/checkout@v2
+      - name: Set up JDK 11
+        uses: actions/setup-java@v1
+        with:
+          java-version: 11
 
-         - name: Automerge
-           uses: "ahmadnassri/action-dependabot-auto-merge@v2"
-           with:
-             github-token: "${{ secrets.GITHUB_TOKEN }}"
+      - name: run unit tests
+        run: echo "unit test passed"
+
+  auto-merge-dependabot:
+    name: 🤖 Auto merge dependabot PR
+    timeout-minutes: 10
+    needs: [ run-unit-test ]
+    if: ${{ github.actor == 'dependabot[bot]' }}
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+      contents: write
+    steps:
+      - name: 🤖 Merge PR from dependabot
+        uses: ahmadnassri/action-dependabot-auto-merge@v2.6.6
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          target: minor
+          merge-method: rebase