diff --git a/ChangeLog b/ChangeLog
index 7c0bfb32c..56708e08f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2012-06-20  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* grub-core/net/dns.c (grub_net_add_dns_server): Don't erase old servers
+	while reallocating.
+
 2012-06-20  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	Respect netmask from bootp/dhcp.
diff --git a/grub-core/net/dns.c b/grub-core/net/dns.c
index acf855771..26ce52edb 100644
--- a/grub-core/net/dns.c
+++ b/grub-core/net/dns.c
@@ -47,7 +47,7 @@ grub_net_add_dns_server (const struct grub_net_network_level_address *s)
       struct grub_net_network_level_address *ns;
       if (na < 8)
 	na = 8;
-      ns = grub_malloc (na * sizeof (ns[0]));
+      ns = grub_realloc (dns_servers, na * sizeof (ns[0]));
       if (!ns)
 	return grub_errno;
       dns_servers_alloc = na;