1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_ssh.c b/plugins/check_ssh.c
index 1c24e588..afe44c95 100644
--- a/plugins/check_ssh.c
+++ b/plugins/check_ssh.c
@@ -128,7 +128,7 @@ process_arguments (int argc, char **argv)
 
                 switch (c) {
                 case '?':                                                                       /* help */
-                        usage2 (_("Unknown argument"), optarg);
+                        usage5 ();
                 case 'V':                                                                       /* version */
                         print_revision (progname, revision);
                         exit (STATE_OK);