diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d0d741245..56ba05278 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -620,13 +620,23 @@ jobs:
           echo 'ghcr.io/prymitive/karma:latest' >> $GITHUB_ENV
           echo 'EOF' >> $GITHUB_ENV
 
+      - name: "Setup docker plaforms (merge/release)"
+        if: github.event_name != 'pull_request'
+        run: |
+          echo "DOCKER_PATFORMS=linux/amd64,linux/arm64" >> $GITHUB_ENV
+
+      - name: "Setup docker plaforms (PR)"
+        if: github.event_name == 'pull_request'
+        run: |
+          echo "DOCKER_PATFORMS=linux/amd64" >> $GITHUB_ENV
+
       - name: Build and push
         id: docker_build
         uses: docker/build-push-action@v2
         with:
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm64
+          platforms: ${{ env.DOCKER_PATFORMS }}
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ env.DOCKER_TAGS }}
           cache-from: type=local,src=/tmp/.buildx-cache