diff --git a/appl/login/utmpx_login.c b/appl/login/utmpx_login.c
index d10c67114..f768a4c82 100644
--- a/appl/login/utmpx_login.c
+++ b/appl/login/utmpx_login.c
@@ -2,6 +2,8 @@
 
 #include "bsd_locl.h"
 
+RCSID("$Header$");
+
 /* utmpx_login - update utmp and wtmp after login */
 
 int
diff --git a/lib/kafs/afssys.c b/lib/kafs/afssys.c
index 10365f463..e446b42ee 100644
--- a/lib/kafs/afssys.c
+++ b/lib/kafs/afssys.c
@@ -1,6 +1,8 @@
 #include "config.h"
 #include "protos.h"
 
+RCSID("$Header$");
+
 #include <stdio.h>
 #include <sys/types.h>
 #include <unistd.h>
diff --git a/lib/roken/iruserok.c b/lib/roken/iruserok.c
index e23567272..5356f33f7 100644
--- a/lib/roken/iruserok.c
+++ b/lib/roken/iruserok.c
@@ -1,5 +1,7 @@
 #include "bsd_locl.h"
 
+RCSID("$Header$");
+
 #ifndef HAVE_IRUSEROK
 
 int     __check_rhosts_file = 1;
diff --git a/lib/roken/strdup.c b/lib/roken/strdup.c
index 83b824246..eb6e86f8d 100644
--- a/lib/roken/strdup.c
+++ b/lib/roken/strdup.c
@@ -1,5 +1,7 @@
 #include "bsd_locl.h"
 
+RCSID("$Header$");
+
 #ifndef HAVE_STRDUP
 char *
 strdup(const char *old)