diff --git a/sdl_handmade.h b/sdl_handmade.h
index aa5a89d..d27a903 100644
--- a/sdl_handmade.h
+++ b/sdl_handmade.h
@@ -40,7 +40,7 @@ typedef struct sdl_state {
     S32 RecordingHandle;
     S32 InputRecordingIndex;
 
-    // NOTE: These functions might be NULL. Check before calling them!
+    /* NOTE: These functions might be NULL. Check before calling them! */
     S32 PlaybackHandle;
     S32 InputPlayingIndex;