diff --git a/.github/workflows/push-ld.yml b/.github/workflows/push-ld.yml
index 58dd119d..52885aad 100644
--- a/.github/workflows/push-ld.yml
+++ b/.github/workflows/push-ld.yml
@@ -34,7 +34,7 @@ jobs:
           push: true
           builder: ${{ steps.buildx.outputs.name }}
           context: .
-          file: ./Dockerfile
+          file: ./Dockerfile.loadtester
           platforms: linux/amd64
           tags: |
             ghcr.io/fluxcd/flagger-loadtester:${{ steps.prep.outputs.VERSION }}