1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_by_ssh.c b/plugins/check_by_ssh.c
index d1cbf936..1675071c 100644
--- a/plugins/check_by_ssh.c
+++ b/plugins/check_by_ssh.c
@@ -262,7 +262,7 @@ process_arguments (int argc, char **argv)
                         asprintf (&comm, "%s -%c", comm, c);
                         break;
                 default:                                                                        /* help */
-                        usage_va(_("Unknown argument - %s"), optarg);
+                        usage5();
                 }
         }