1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/negate.c b/plugins/negate.c
index 3dd3411f..a71f1b67 100644
--- a/plugins/negate.c
+++ b/plugins/negate.c
@@ -180,7 +180,7 @@ process_arguments (int argc, char **argv)
                         exit (EXIT_SUCCESS);
                 case 't':     /* timeout period */
                         if (!is_integer (optarg))
-                                usage2 (_("Timeout Interval must be an integer"), optarg);
+                                usage2 (_("Timeout interval must be a positive integer"), optarg);
                         else
                                 timeout_interval = atoi (optarg);
                         break;