diff --git a/.forgejo/workflows/run-tests.yml b/.forgejo/workflows/run-tests.yml
index cb7bc61..96139d8 100644
--- a/.forgejo/workflows/run-tests.yml
+++ b/.forgejo/workflows/run-tests.yml
@@ -20,6 +20,10 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v3
+
+      - name: is formatted question mark
+        run: |
+          nix fmt -- -c *
       
       - name: nix flake check
         run: |