1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_smtp.c b/plugins/check_smtp.c
index 9f01943..d1c2466 100644
--- a/plugins/check_smtp.c
+++ b/plugins/check_smtp.c
@@ -615,7 +615,7 @@ process_arguments (int argc, char **argv)
                         verbose++;
                         break;
                 case 'q':
-                        ignore_send_quit_failure++;             /* ignore problem sending QUIT */
+                        ignore_send_quit_failure = true;             /* ignore problem sending QUIT */
                         break;
                 case 't':                                                                       /* timeout */
                         if (is_intnonneg (optarg)) {