diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 050b009f..683b291c 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -72,7 +72,7 @@ jobs:
           push: true
           file: Dockerfile
           buildArgs:
-            - GITHUB_SHA=${{ env.GITHUB_SHA }}
+            - GITHUB_SHA: ${{ env.GITHUB_SHA }}
           provenance: false
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}