diff --git a/bgpd/bgp_packet.c b/bgpd/bgp_packet.c
index 664c4b40bb..d3c2991204 100644
--- a/bgpd/bgp_packet.c
+++ b/bgpd/bgp_packet.c
@@ -1605,7 +1605,7 @@ bgp_update_receive (struct peer *peer, bgp_size_t size)
           afi = AFI_IP;
           safi = SAFI_UNICAST;
         }
-      else if (attr.flag == BGP_ATTR_MP_UNREACH_NLRI
+      else if (attr.flag & ATTR_FLAG_BIT (BGP_ATTR_MP_UNREACH_NLRI)
                && nlris[NLRI_MP_WITHDRAW].length == 0
                && bgp_afi_safi_valid_indices (nlris[NLRI_MP_WITHDRAW].afi,
                                               &nlris[NLRI_MP_WITHDRAW].safi))