diff --git a/Marlin/buzzer.h b/Marlin/buzzer.h
index 7d627fc9362228b06a11564cd1f7560c59236941..e55870c23ee5b1f1f0a42020e307359b1f3fdf26 100644
--- a/Marlin/buzzer.h
+++ b/Marlin/buzzer.h
@@ -5,4 +5,4 @@
     void buzz(long duration,uint16_t freq);
   #endif
 
-#endif BUZZER_H
\ No newline at end of file
+#endif //BUZZER_H
\ No newline at end of file