diff --git a/config/worldserver.conf b/config/worldserver.conf
index 8dfeb6e..126ebee 100644
--- a/config/worldserver.conf
+++ b/config/worldserver.conf
@@ -21,7 +21,7 @@ StartPlayerMoney = 50000
 # server config
 #-------------------------------------------------------------------
 Instance.GMSummonPlayer = 1
-MailDeliveryDelay = 10
+MailDeliveryDelay = 30
 LeaveGroupOnLogout.Enabled = 0
 InstantLogout = 0
 CloseIdleConnections = 0