1 files changed, 1 insertions, 3 deletions

diff --git a/plugins/check_ping.c b/plugins/check_ping.c
index 91764666..818bb668 100644
--- a/plugins/check_ping.c
+++ b/plugins/check_ping.c
@@ -194,9 +194,7 @@ process_arguments (int argc, char **argv)
 
                 switch (c) {
                 case '?':       /* usage */
-                        printf (_("%s: Unknown argument: %s\n\n"), progname, optarg);
-                        print_usage ();
-                        exit (STATE_UNKNOWN);
+                        usage2 (_("Unknown argument"), optarg);
                 case 'h':       /* help */
                         print_help ();
                         exit (STATE_OK);