diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index d492228..065f094 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -5,6 +5,10 @@ on:
     branches:
       - main
 
+permissions:
+  contents: write
+  pull-requests: write
+
 jobs:
   create_matrix:
     uses: ./.github/workflows/create_matrix.yml
@@ -48,3 +52,20 @@ jobs:
 
       - name: Check build status
         run: docker run --rm localhost:5000/${{ steps.set_image_name.outputs.image_name }}:latest
+
+  dependabot:
+    runs-on: ubuntu-latest
+    if: github.actor == 'dependabot[bot]'
+    needs: build
+    steps:
+      - name: Dependabot metadata
+        id: metadata
+        uses: dependabot/fetch-metadata@v2
+        with:
+          github-token: "${{ secrets.GITHUB_TOKEN }}"
+      - name: Enable auto-merge for Dependabot PRs
+        if: contains(steps.metadata.outputs.dependency-names, 'docker') && steps.metadata.outputs.update-type == 'version-update:semver-patch'
+        run: gh pr merge --auto --merge "$PR_URL"
+        env:
+          PR_URL: ${{ github.event.pull_request.html_url }}
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}