diff --git a/sys/compat/linux/linux_audio.c b/sys/compat/linux/linux_audio.c
index 1e21e807a063..cfdd50ab1dab 100644
--- a/sys/compat/linux/linux_audio.c
+++ b/sys/compat/linux/linux_audio.c
@@ -1,3 +1,4 @@
+/*	$NetBSD: linux_audio.c,v 1.2 1996/10/17 19:46:39 fvdl Exp $	*/
 #include <sys/param.h>
 #include <sys/proc.h>
 #include <sys/systm.h>
diff --git a/sys/compat/ossaudio/ossaudio.c b/sys/compat/ossaudio/ossaudio.c
index 1e21e807a063..1491d4b984b3 100644
--- a/sys/compat/ossaudio/ossaudio.c
+++ b/sys/compat/ossaudio/ossaudio.c
@@ -1,3 +1,4 @@
+/*	$NetBSD: ossaudio.c,v 1.2 1996/10/17 19:46:39 fvdl Exp $	*/
 #include <sys/param.h>
 #include <sys/proc.h>
 #include <sys/systm.h>