diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index f85f1ab..6d0397d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -18,7 +18,7 @@ jobs:
           colcon-defaults: |
             {
               "build": {
-                "cmake-target": "install",
+                "cmake-target": "install"
               }
             }
       - name: checkout