diff --git a/scripts/zmstats.pl.in b/scripts/zmstats.pl.in
index 68e8de6e4..09f2e00fa 100644
--- a/scripts/zmstats.pl.in
+++ b/scripts/zmstats.pl.in
@@ -80,7 +80,7 @@ while (!$zm_terminate) {
   }
 
   # Clear out statuses for Monitors that aren't updating themselves.
-  zmDbDo('DELETE FROM Monitor_Status WHERE UpdatedOn < timestamp(DATE_SUB(NOW(), INTERVAL 1 MINUTE))?');
+  zmDbDo('DELETE FROM Monitor_Status WHERE UpdatedOn < timestamp(DATE_SUB(NOW(), INTERVAL 1 MINUTE))');
 
   zmDbDo('DELETE FROM Events_Hour WHERE StartDateTime < DATE_SUB(NOW(), INTERVAL 1 hour)');
   zmDbDo('DELETE FROM Events_Day WHERE StartDateTime < DATE_SUB(NOW(), INTERVAL 1 day)');