diff --git a/sbin/ipf/libipf/load_poolnode.c b/sbin/ipf/libipf/load_poolnode.c
index 7a01da9df94..0e41a3921b7 100644
--- a/sbin/ipf/libipf/load_poolnode.c
+++ b/sbin/ipf/libipf/load_poolnode.c
@@ -57,6 +57,7 @@ load_poolnode(int role, char *name, ip_pool_node_t *node, int ttl,
 			snprintf(msg, sizeof(msg), "%s pool(%s) node(%s/", what,
 				name, inet_ntoa(pn.ipn_addr.adf_addr.in4));
 			strlcat(msg, inet_ntoa(pn.ipn_mask.adf_addr.in4), sizeof(msg));
+			strcat(msg, ")");
 			return (ipf_perror_fd(pool_fd(), iocfunc, msg));
 		}
 	}