diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index bbaa791..b3cd5e0 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -98,6 +98,17 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1
 
+      - name: Test Build
+        uses: docker/build-push-action@v2
+        if: github.event_name == 'pull_request'
+        with:
+          context: .
+          file: ./docker/Dockerfile_with_frontend
+          push: false
+          tags: felinae98/nonebot-bison:dummy
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
       - name: Login to DockerHub
         if: github.event_name != 'pull_request'
         uses: docker/login-action@v1
@@ -111,6 +122,7 @@ jobs:
 
       - name: Build and push
         uses: docker/build-push-action@v2
+        if: github.event_name != 'pull_request'
         with:
           context: .
           file: ./docker/Dockerfile_with_frontend