diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 665949d27798..b99113b0f65f 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -833,6 +833,9 @@ static int nfs4_get_sb(struct file_system_type *fs_type,
 				__FUNCTION__);
 		return -EINVAL;
 	}
+	/* RFC3530: The default port for NFS is 2049 */
+	if (addr.sin_port == 0)
+		addr.sin_port = NFS_PORT;
 
 	/* Grab the authentication type */
 	authflavour = RPC_AUTH_UNIX;