1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_fping.c b/plugins/check_fping.c
index 25ca4a8..4dc48b7 100644
--- a/plugins/check_fping.c
+++ b/plugins/check_fping.c
@@ -258,7 +258,7 @@ process_arguments (int argc, char **argv)
 
     switch (c) {
     case '?':                 /* print short usage statement if args not parsable */
-      usage2 (_("Unknown argument"), optarg);
+      usage5 ();
     case 'h':                 /* help */
       print_help ();
       exit (STATE_OK);