diff --git a/src/reward_system.cpp b/src/reward_system.cpp
index ae39b78..a1b79d1 100644
--- a/src/reward_system.cpp
+++ b/src/reward_system.cpp
@@ -76,7 +76,7 @@ public:
 
         ChatHandler(receiver->GetSession()).PSendSysMessage("You will receive your item in your mailbox");
         // format: name "subject text" "mail text" item1[:count1] item2[:count2] ... item12[:count12]
-        uint64 receiverGuid = receiver->GetGuidValue().GetCounter();
+        uint64 receiverGuid = receiver->GetGUID().GetCounter();
         std::string receiverName;
 
         std::string subject = "Reward System prize";
@@ -115,7 +115,7 @@ public:
         }
 
         // from console show not existed sender
-        MailSender sender(MAIL_NORMAL, receiver->GetSession() ? receiver->GetGUIDLow() : 0, MAIL_STATIONERY_TEST);
+        MailSender sender(MAIL_NORMAL, receiver->GetSession() ? receiver->GetGUID().GetCounter() : 0, MAIL_STATIONERY_TEST);
 
         // fill mail
         MailDraft draft(subject, text);
@@ -131,7 +131,7 @@ public:
             }
         }
 
-        draft.SendMailTo(trans, MailReceiver(receiver, GUID_LOPART(receiverGuid)), sender);
+        draft.SendMailTo(trans, MailReceiver(receiver, receiverGuid), sender);
         CharacterDatabase.CommitTransaction(trans);
 
         return;