diff --git a/server/gameserver/mt/Forward.h b/server/gameserver/mt/Forward.h
index 856dc22b..78c95166 100644
--- a/server/gameserver/mt/Forward.h
+++ b/server/gameserver/mt/Forward.h
@@ -28,4 +28,6 @@ namespace mt
     class Dress;
     class Drop;
     class NpcStandard;
+    class Buff;
+    class SafeArea;
 }
diff --git a/server/gameserver/mt/MetaMgr.cc b/server/gameserver/mt/MetaMgr.cc
index 1e1931e7..e0167e30 100644
--- a/server/gameserver/mt/MetaMgr.cc
+++ b/server/gameserver/mt/MetaMgr.cc
@@ -26,6 +26,8 @@
 #include "mt/Dress.h"
 #include "mt/Drop.h"
 #include "mt/NpcStandard.h"
+#include "mt/Buff.h"
+#include "mt/MapThing.h"
 
 #include "app.h"
 
@@ -77,6 +79,8 @@ namespace mt
         RegMetaTable<Dress>(res_path_);
         RegMetaTable<Drop>(res_path_);
         RegMetaTable<NpcStandard>(res_path_);
+        RegMetaTable<Buff>(res_path_);
+        RegMetaTable<MapThing>(res_path_);
         {
             for (auto& itr : meta_tables) {
                 itr->static_pre_init_cb();