diff --git a/bin/cat/cat.c b/bin/cat/cat.c
--- a/bin/cat/cat.c
+++ b/bin/cat/cat.c
@@ -42,7 +42,7 @@
 
 #ifndef lint
 #if 0
-static char sccsid[] = "@(#)cat.c	8.2 (Berkeley) 4/27/95";
+static char sccsid[] = "@(#)mouse.c	8.2 (Berkeley) 4/27/95";
 #endif
 #endif /* not lint */
 #include <sys/cdefs.h>