diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml
index 964d41146..ab7158a45 100644
--- a/.github/workflows/build-docker.yml
+++ b/.github/workflows/build-docker.yml
@@ -27,7 +27,7 @@ jobs:
 
     strategy:
       matrix:
-        os: [ ubuntu-latest ]
+        os: [ubuntu-latest]
         tag:
           - ""
           - cpu