diff --git a/ChangeLog b/ChangeLog
index 1fea2d500..9488c1da3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2012-06-21  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* grub-core/net/bootp.c (grub_cmd_bootp): Fix packet allocation size.
+
 2012-06-21  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* grub-core/net/drivers/emu/emunet.c (get_card_packet): Allocate the
diff --git a/grub-core/net/bootp.c b/grub-core/net/bootp.c
index 04fdd57de..5c43a908e 100644
--- a/grub-core/net/bootp.c
+++ b/grub-core/net/bootp.c
@@ -494,7 +494,7 @@ grub_cmd_bootp (struct grub_command *cmd __attribute__ ((unused)),
 
 	  if (!ifaces[j].prev)
 	    continue;
-	  nb = grub_netbuff_alloc (sizeof (*pack));
+	  nb = grub_netbuff_alloc (sizeof (*pack) + 64 + 128);
 	  if (!nb)
 	    {
 	      grub_netbuff_free (nb);