diff --git a/ospfd/ospf_packet.c b/ospfd/ospf_packet.c
index 54b30ca..d6aca71 100644
--- a/ospfd/ospf_packet.c
+++ b/ospfd/ospf_packet.c
@@ -2253,8 +2253,8 @@
   /* Check authentication. */
   if (ospf_auth_type (oi) != ntohs (ospfh->auth_type))
     {
-      zlog_warn ("interface %s: ospf_read authentication type mismatch.",
-		 IF_NAME (oi));
+      zlog_warn ("interface %s: auth-type mismatch, local %d, rcvd %d",
+		 IF_NAME (oi), ospf_auth_type (oi), ntohs (ospfh->auth_type));
       return -1;
     }