1 files changed, 1 insertions, 2 deletions

diff --git a/plugins/check_vsz.c b/plugins/check_vsz.c
index 767abf4f..e6132a0f 100644
--- a/plugins/check_vsz.c
+++ b/plugins/check_vsz.c
@@ -63,7 +63,7 @@ main (int argc, char **argv)
         char proc_name[MAX_INPUT_BUFFER];
         char *message = "";
 
-        if (!process_arguments (argc, argv)) {
+        if (process_arguments (argc, argv) == ERROR) {
                 printf ("%s: failure parsing arguments\n", progname);
                 print_help (progname);
                 return STATE_UNKNOWN;
@@ -166,7 +166,6 @@ process_arguments (int argc, char **argv)
 
                 switch (c) {
                 case '?':                                                                       /* help */
-                        printf ("%s: Unknown argument: %s\n\n", progname, optarg);
                         print_usage (progname);
                         exit (STATE_UNKNOWN);
                 case 'h':                                                                       /* help */