diff --git a/zebra/zebra_rib.c b/zebra/zebra_rib.c
index 416c1dcf7..83ae03eb1 100644
--- a/zebra/zebra_rib.c
+++ b/zebra/zebra_rib.c
@@ -3459,7 +3459,7 @@ rib_delete_ipv6 (int type, u_short instance, int flags, struct prefix_ipv6 *p,
           if (IS_ZEBRA_DEBUG_KERNEL)
             {
               zlog_debug ("Zebra route %s/%d was deleted by others from kernel",
-                         inet_ntop (AF_INET, &p->prefix, buf1, INET_ADDRSTRLEN),
+                         inet_ntop (AF_INET6, &p->prefix, buf1, INET6_ADDRSTRLEN),
                          p->prefixlen);
             }
 	  if (allow_delete)