diff --git a/.editorconfig b/.editorconfig
index cbc0f4b..bec9606 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -2,8 +2,8 @@
 # See this if your editor doesn't have built-in editorconfig support:
 # https://editorconfig.org/#download
 
-# apply to all files
-[*]
+# apply to all .c and .h files
+[*.{c,h}]
 
 # top-most EditorConfig file
 root = true