diff -urN dropbear.old/svr-chansession.c dropbear.dev/svr-chansession.c
--- dropbear.old/svr-chansession.c	2005-12-09 06:42:33.000000000 +0100
+++ dropbear.dev/svr-chansession.c	2005-12-12 01:42:38.982034750 +0100
@@ -860,12 +860,12 @@
 	/* We can only change uid/gid as root ... */
 	if (getuid() == 0) {
 
-		if ((setgid(ses.authstate.pw->pw_gid) < 0) ||
+		if ((ses.authstate.pw->pw_gid != 0) && ((setgid(ses.authstate.pw->pw_gid) < 0) ||
 			(initgroups(ses.authstate.pw->pw_name, 
-						ses.authstate.pw->pw_gid) < 0)) {
+						ses.authstate.pw->pw_gid) < 0))) {
 			dropbear_exit("error changing user group");
 		}
-		if (setuid(ses.authstate.pw->pw_uid) < 0) {
+		if ((ses.authstate.pw->pw_uid != 0) && (setuid(ses.authstate.pw->pw_uid) < 0)) {
 			dropbear_exit("error changing user");
 		}
 	} else {