diff --git a/.github/workflows/image_build.yml b/.github/workflows/image_build.yml
index 83862a8..f890dcb 100644
--- a/.github/workflows/image_build.yml
+++ b/.github/workflows/image_build.yml
@@ -26,6 +26,6 @@ jobs:
         uses: docker/build-push-action@v2
         with:
           context: .
-          dockerfile: aprsc.dockerfile
+          file: aprsc.dockerfile
           push: true
           tags: peterus/trackdirect:aprsc