diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index a6134e7..d035013 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -35,7 +35,7 @@ jobs:
       - name: Build and push Docker image
         uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
         with:
-          context: .
+          context: "{{defaultContext}}:app"
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}