diff --git a/src/game/ItemHandler.cpp b/src/game/ItemHandler.cpp
index c5635225f..eccab500d 100644
--- a/src/game/ItemHandler.cpp
+++ b/src/game/ItemHandler.cpp
@@ -853,9 +853,10 @@ void WorldSession::HandleBuyBankSlotOpcode(WorldPacket& recvPacket)
     if (_player->GetMoney() < price)
         return;
 
-    _player->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_BUY_BANK_SLOT, slot);
     _player->SetBankBagSlotCount(slot);
     _player->ModifyMoney(-int32(price));
+
+    _player->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_BUY_BANK_SLOT);
 }
 
 void WorldSession::HandleAutoBankItemOpcode(WorldPacket& recvPacket)
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 83212e8d3..f35a59933 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "8437"
+ #define REVISION_NR "8438"
 #endif // __REVISION_NR_H__