diff --git a/tools/clang-tidy.sh b/tools/clang-tidy.sh
index 08b041a..addbee3 100755
--- a/tools/clang-tidy.sh
+++ b/tools/clang-tidy.sh
@@ -24,7 +24,7 @@
 done
 
 if [ "$src" ]; then
-    clang-tidy -quiet -warnings-as-errors='*' $src -- $args
+    clang-tidy -quiet -header-filter='.*' -warnings-as-errors='*' $src -- $args
 fi
 exec clang++ $args