diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b27a733..395d24e 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -23,3 +23,5 @@ jobs:
           go env
       - name: Run tests
         run: go test -v ./...
+      - name: Check formatted
+        run: "! gofmt -l ."