diff --git a/server/gameserver/android.ai.cc b/server/gameserver/android.ai.cc
index 65b4a7f..6657f5f 100644
--- a/server/gameserver/android.ai.cc
+++ b/server/gameserver/android.ai.cc
@@ -410,7 +410,7 @@ void AndroidNewAI::UpdateNewAI()
         return;
     }
     if (!ai_meta && GetAiLevel() != 0) {
-        ai_meta = MetaMgr::Instance()->GetAI(GetAiLevel());
+        ai_meta = MetaMgr::Instance()->GetAI(GetAiLevel(), 0);
         if (!ai_meta) {
             abort();
         }
diff --git a/server/gameserver/metamgr.cc b/server/gameserver/metamgr.cc
index 73f57b4..3508847 100755
--- a/server/gameserver/metamgr.cc
+++ b/server/gameserver/metamgr.cc
@@ -602,12 +602,7 @@ private:
            MetaData::AI& item = a8::FastAppend(ai_list);
            item.i = &meta;
            item.Init();
-           ai_hash[meta.ai_level()] = &item;
-       }
-       for (int i = 1; i <= MAX_AI_LEVEL; ++i) {
-           if (ai_hash.find(i) == ai_hash.end()) {
-               abort();
-           }
+           ai_hash[a8::MakeInt64(meta.ai_level(), meta.ai_mode())] = &item;
        }
     }
 
@@ -836,8 +831,8 @@ MetaData::Robot* MetaMgr::RandRobot(std::set<int>& refreshed_robot_set)
     }
 }
 
-MetaData::AI* MetaMgr::GetAI(int ai_level)
+MetaData::AI* MetaMgr::GetAI(int ai_level, int ai_mode)
 {
-    auto itr = loader_->ai_hash.find(ai_level);
+    auto itr = loader_->ai_hash.find(a8::MakeInt64(ai_level, ai_mode));
     return itr != loader_->ai_hash.end() ? itr->second : nullptr;
 }
diff --git a/server/gameserver/metamgr.h b/server/gameserver/metamgr.h
index de59096..0accc4e 100755
--- a/server/gameserver/metamgr.h
+++ b/server/gameserver/metamgr.h
@@ -47,7 +47,7 @@ class MetaMgr : public a8::Singleton<MetaMgr>
     int GetKillPointParam1(int kill_num);
     int GetKillPointParam2(int kill_num);
     MetaData::Robot* RandRobot(std::set<int>& refreshed_robot_set);
-    MetaData::AI* GetAI(int ai_level);
+    MetaData::AI* GetAI(int ai_level, int ai_mode);
 
     int gas_inactive_time = 10;
     int newbie_gas_inactive_time = 5;
diff --git a/server/gameserver/zombie.ai.cc b/server/gameserver/zombie.ai.cc
index 17ec0f2..47f8c15 100644
--- a/server/gameserver/zombie.ai.cc
+++ b/server/gameserver/zombie.ai.cc
@@ -97,7 +97,7 @@ void ZombieAI::UpdateAI()
         return;
     }
     if (!node_->ai_meta && GetAiLevel() != 0) {
-        node_->ai_meta = MetaMgr::Instance()->GetAI(GetAiLevel());
+        node_->ai_meta = MetaMgr::Instance()->GetAI(GetAiLevel(), 1);
         if (!node_->ai_meta) {
             abort();
         }
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index 848789f..c479199 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -263,6 +263,7 @@ message AI
     optional string random_move_time = 9;
     optional int32 attack_range = 10;
     optional float attack_rate = 11;
+    optional int32 ai_mode = 12;
 }
 
 //end