diff --git a/.github/workflows/server.yml b/.github/workflows/server.yml
index 2b6c900db..87e792a92 100644
--- a/.github/workflows/server.yml
+++ b/.github/workflows/server.yml
@@ -105,7 +105,7 @@ jobs:
         uses: docker/build-push-action@v2
         with:
           build-args: |
-            COMMIT_HASH=${SHORT_SHA}
+            COMMIT_HASH=${{ SHORT_SHA }}
           context: ./
           file: ./Dockerfile.server
           push: true