diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 04f00e5..73a763d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,6 +11,9 @@ jobs:
 
       - name: install
         run: yarn install
+      
+      - name: format
+        run: yarn format-check
 
       - name: package
         run: yarn package