diff --git a/kuser/klist.c b/kuser/klist.c
index 4fd81d039..2b5ff7f41 100644
--- a/kuser/klist.c
+++ b/kuser/klist.c
@@ -38,6 +38,8 @@
 
 #include "kuser_locl.h"
 
+RCSID("$Id$");
+
 static char*
 printable_time(time_t t)
 {