diff --git a/rootfs/etc/passwd b/rootfs/etc/passwd
index 744d0de..31250de 100755
--- a/rootfs/etc/passwd
+++ b/rootfs/etc/passwd
@@ -1,20 +1,20 @@
 root:x:0:0:root:/root:/bin/sh
-daemon:x:1:1:daemon:/usr/sbin:/bin/sh
-bin:x:2:2:bin:/bin:/bin/sh
-sys:x:3:3:sys:/dev:/bin/sh
-sync:x:4:65534:sync:/bin:/bin/sync
-games:x:5:60:games:/usr/games:/bin/sh
-man:x:6:12:man:/var/cache/man:/bin/sh
-lp:x:7:7:lp:/var/spool/lpd:/bin/sh
-mail:x:8:8:mail:/var/mail:/bin/sh
-news:x:9:9:news:/var/spool/news:/bin/sh
-uucp:x:10:10:uucp:/var/spool/uucp:/bin/sh
-proxy:x:13:13:proxy:/bin:/bin/sh
-www-data:x:33:33:www-data:/var/www:/bin/sh
-backup:x:34:34:backup:/var/backups:/bin/sh
-list:x:38:38:Mailing List Manager:/var/list:/bin/sh
-irc:x:39:39:ircd:/var/run/ircd:/bin/sh
-gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh
+daemon:x:1:1:daemon:/usr/sbin:/bin/false
+bin:x:2:2:bin:/bin:/bin/false
+sys:x:3:3:sys:/dev:/bin/false
+sync:x:4:65534:sync:/bin:/bin/false
+games:x:5:60:games:/usr/games:/bin/false
+man:x:6:12:man:/var/cache/man:/bin/false
+lp:x:7:7:lp:/var/spool/lpd:/bin/false
+mail:x:8:8:mail:/var/mail:/bin/false
+news:x:9:9:news:/var/spool/news:/bin/false
+uucp:x:10:10:uucp:/var/spool/uucp:/bin/false
+proxy:x:13:13:proxy:/bin:/bin/false
+www-data:x:33:33:www-data:/var/www:/bin/false
+backup:x:34:34:backup:/var/backups:/bin/false
+list:x:38:38:Mailing List Manager:/var/list:/bin/false
+irc:x:39:39:ircd:/var/run/ircd:/bin/false
+gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/false
 messagebus:x:998:998::/var/lib/dbus:/bin/false
 radvd:x:999:65534::/var/run/radvd/:/bin/false
-nobody:x:65534:65534:nobody:/nonexistent:/bin/sh
+nobody:x:65534:65534:nobody:/nonexistent:/bin/false