--- scheduler/client.c.orig	2009-04-16 21:32:04.000000000 +0200
+++ scheduler/client.c	2009-06-26 12:37:07.000000000 +0200
@@ -4879,7 +4879,9 @@ valid_host(cupsd_client_t *con)		/* I -
             !strcmp(host, "127.0.0.1") ||
 	    !strncmp(host, "127.0.0.1:", 10) ||
 	    !strcmp(host, "[::1]") ||
-	    !strncmp(host, "[::1]:", 6));
+	    !strncmp(host, "[::1]:", 6) ||
+	    !strcmp(host, "::1") ||
+	    !strncmp(host, "::1:", 4));
   }
 
 #ifdef HAVE_DNSSD