diff --git a/server/gameserver/android.ai.cc b/server/gameserver/android.ai.cc
index 59b6059..64a25f4 100644
--- a/server/gameserver/android.ai.cc
+++ b/server/gameserver/android.ai.cc
@@ -535,7 +535,7 @@ void AndroidAI::ChangeToStateNewAI(AndroidStateEx_e to_state)
 
 Creature* AndroidAI::GetTarget()
 {
-    if (GetAiLevel() <= 1) {
+    if (ai_meta->i->attack_range() <= 0) {
         return nullptr;
     }
     Human* myself = (Human*)owner;
diff --git a/server/gameserver/constant.h b/server/gameserver/constant.h
index ab74d22..9950d84 100644
--- a/server/gameserver/constant.h
+++ b/server/gameserver/constant.h
@@ -514,3 +514,5 @@ const long long SPEC_MAP_OBJECT_FLAGS = A8_DEFINE_RANGE_BIT(long long, kCollider
 const float DEFAULT_FLY_DISTANCE = 5.0f;
 
 const int MAP_BLOCK_START_ID = 1000000000;
+
+const int ANDROID_AI_ID_START = 1001;
diff --git a/server/gameserver/hero.ai.cc b/server/gameserver/hero.ai.cc
index e99aa42..e1dd199 100644
--- a/server/gameserver/hero.ai.cc
+++ b/server/gameserver/hero.ai.cc
@@ -379,11 +379,9 @@ void HeroAI::ChangeToStateAI(HeroState_e to_state)
 
 Creature* HeroAI::GetTarget()
 {
-    #if 0
-    if (GetAiLevel() <= 1) {
+    if (ai_meta->i->attack_range() <= 0) {
         return nullptr;
     }
-    #endif
     Hero* myself = (Hero*)owner;
     if (myself->room->GetGasData().gas_mode == GasInactive) {
         return nullptr;
diff --git a/server/gameserver/hero.cc b/server/gameserver/hero.cc
index 8bd7607..0a288d1 100644
--- a/server/gameserver/hero.cc
+++ b/server/gameserver/hero.cc
@@ -249,7 +249,7 @@ void Hero::InitAI()
         #ifdef DEBUG
         abort();
         #endif
-        ai_meta = MetaMgr::Instance()->GetHeroAI(1001);
+        ai_meta = MetaMgr::Instance()->GetHeroAI(ANDROID_AI_ID_START);
     }
     if (!ai_meta) {
         abort();
diff --git a/server/gameserver/metamgr.cc b/server/gameserver/metamgr.cc
index 1d7e90d..4560d3b 100644
--- a/server/gameserver/metamgr.cc
+++ b/server/gameserver/metamgr.cc
@@ -694,7 +694,7 @@ private:
            item.Init();
            ai_hash[item.i->id()] = &item;
            if (item.i->ai_kind() == kAI_Android) {
-               android_ai_hash[a8::MakeInt64(meta.ai_level(), meta.ai_mode())] = &item;
+               android_ai_hash[a8::MakeInt64(meta.id() - ANDROID_AI_ID_START + 1, meta.ai_mode())] = &item;
            }
        }
 
diff --git a/server/gameserver/zombiemode.ai.cc b/server/gameserver/zombiemode.ai.cc
index f1d0417..e51e5eb 100644
--- a/server/gameserver/zombiemode.ai.cc
+++ b/server/gameserver/zombiemode.ai.cc
@@ -379,7 +379,7 @@ void ZombieModeAI::ChangeToState(ZombieState_e to_state)
 
 Creature* ZombieModeAI::GetTarget()
 {
-    if (GetAiLevel() <= 1) {
+    if (ai_meta->i->attack_range() <= 0) {
         return nullptr;
     }
     Human* myself = (Human*)owner;
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index 8c1f399..f391f3b 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -340,7 +340,7 @@ message KillPoint
 message AI
 {
     optional int32 id = 13;
-    optional int32 ai_level = 1;
+    //optional int32 ai_level = 1;
     optional int32 pursuit_radius = 2;
     optional int32 attack_interval = 3;
     optional int32 attack_times = 4;