diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index cff089a..78e368d 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -282,6 +282,7 @@
 			ret = nfs4_callback_up_net(serv, net);
 			break;
 		case 1:
+		case 2:
 			ret = nfs41_callback_up_net(serv, net);
 			break;
 		default: