diff --git a/src/languages/c.coffee b/src/languages/c.coffee
index 8afd969..56945ec 100644
--- a/src/languages/c.coffee
+++ b/src/languages/c.coffee
@@ -15,6 +15,7 @@ module.exports = {
   Supported extensions
   ###
   extensions: [
+    "h"
     "c"
     "cl"
   ]