1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_ups.c b/plugins/check_ups.c
index 280b3fb6..56438bb2 100644
--- a/plugins/check_ups.c
+++ b/plugins/check_ups.c
@@ -494,7 +494,7 @@ process_arguments (int argc, char **argv)
 
                 switch (c) {
                 case '?':                                                                       /* help */
-                        usage2 (_("Unknown argument"), optarg);
+                        usage5 ();
                 case 'H':                                                                       /* hostname */
                         if (is_host (optarg)) {
                                 server_address = optarg;