diff --git a/music.c b/music.c
index 80c6dfe51e..202690139e 100644
--- a/music.c
+++ b/music.c
@@ -1,4 +1,4 @@
-/* $Id */
+/* $Id$ */
 
 #include "music.h"
 
diff --git a/music.h b/music.h
index 5d968404a2..a335652249 100644
--- a/music.h
+++ b/music.h
@@ -1,4 +1,4 @@
-/* $Id */
+/* $Id$ */
 
 #ifndef MUSIC_H
 #define MUSIC_H