diff --git a/server/gameserver/mt/SafeArea.cc b/server/gameserver/mt/SafeArea.cc
index 6f35c7f4..13d22a84 100644
--- a/server/gameserver/mt/SafeArea.cc
+++ b/server/gameserver/mt/SafeArea.cc
@@ -11,7 +11,9 @@ namespace mt
 
     void SafeArea::Init1()
     {
-        type_hash_[type()] = this;
+        if (!GetByType(type())) {
+            type_hash_[type()] = this;
+        }
     }
 
     const SafeArea* SafeArea::GetByType(int type)