diff --git a/.gitea/workflows/action.yaml b/.gitea/workflows/action.yaml
index c4ede27..1000712 100644
--- a/.gitea/workflows/action.yaml
+++ b/.gitea/workflows/action.yaml
@@ -10,7 +10,7 @@ jobs:
       - name: cppcheck
         run: cppcheck --std=c++17 --addon=cert --addon=misc --error-exitcode=1 src/*.cpp
       - name: formatting
-        run: clang-format --style=file --Werror --dry-run src/*.cpp
+        run: clang-format --style=file --Werror --dry-run src/*.cpp src/*.h
   Build:
     runs-on: linepics
     steps: