diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 21d17a5..0b67968 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -43,7 +43,6 @@ jobs:
         uses: docker/build-push-action@v2
         with:
           context: ./cardinal
-          file: ./Dockerfile
           push: true
           cache-from: type=gha
           cache-to: type=gha,mode=max