diff --git a/server/gameserver/creature.cc b/server/gameserver/creature.cc
index 49495d13..50e81b66 100644
--- a/server/gameserver/creature.cc
+++ b/server/gameserver/creature.cc
@@ -2478,26 +2478,6 @@ void Creature::AutoNavigation(const glm::vec3& target_pos, float speed,
          &xtimer_attacher);
 }
 
-void Creature::AddTraceBullet(int bullet_uniid, int target_uniid, int gun_id)
-{
-    trace_bullet_hash_[bullet_uniid] = std::make_tuple(target_uniid, gun_id);
-    room->xtimer.SetTimeoutEx
-        (
-         SERVER_FRAME_RATE * 10,
-         [this, bullet_uniid] (int event, const a8::Args* args)
-         {
-             if (a8::TIMER_EXEC_EVENT == event) {
-                 trace_bullet_hash_.erase(bullet_uniid);
-                 Entity* entity = room->GetEntityByUniId(bullet_uniid);
-                 if (entity && entity->GetEntityType() == ET_Bullet) {
-                     Bullet* bullet = (Bullet*)entity;
-                     bullet->ForceRemove();
-                 }
-             }
-         },
-         &xtimer_attacher);
-}
-
 void Creature::LockAttackDir(int time)
 {
     IncDisableAttackDirTimes();
diff --git a/server/gameserver/creature.h b/server/gameserver/creature.h
index 595e0935..46250959 100644
--- a/server/gameserver/creature.h
+++ b/server/gameserver/creature.h
@@ -329,7 +329,6 @@ class Creature : public MoveableEntity
     void RecalcDtoAttr();
     void AutoNavigation(const glm::vec3& target_pos, float speed,
                         std::function<void (Creature*)> cb);
-    void AddTraceBullet(int bullet_uniid, int target_uniid, int gun_id);
     void LockAttackDir(int time);
     void PullTarget(const glm::vec3& target_pos);
     void MarkSyncActivePlayer(const char* file, int line, const char* func);
@@ -383,8 +382,6 @@ protected:
     long long last_follow_move_frameno_ = 0;
     int follow_target_last_chg_move_dir_times_ = -1;
     a8::XTimerWp follow_target_timer_;
-    //target_uniid, gun_id
-    std::map<int, std::tuple<int, int>> trace_bullet_hash_;
 
 private:
     CreatureWeakPtr weak_ptr_;
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index afef0ab0..5ba0c108 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -1196,6 +1196,7 @@ void Player::_CMCancelRevive(f8::MsgHdr& hdr, const cs::CMCancelRevive& msg)
 
 void Player::_CMRequestBulletDmg(f8::MsgHdr& hdr, const cs::CMRequestBulletDmg& msg)
 {
+    #if 0
     auto itr = trace_bullet_hash_.find(msg.bullet_uniid());
 #ifdef DEBUG
     a8::XPrintf("CMRequestBulletDmg bullet_uniid:%d shield_hit:%d strengthen_wall_uniid:%d target_uniid:%d found:%d\n",
@@ -1262,6 +1263,7 @@ void Player::_CMRequestBulletDmg(f8::MsgHdr& hdr, const cs::CMRequestBulletDmg&
         }
     }
     trace_bullet_hash_.erase(itr);
+    #endif
 }
 
 void Player::_CMRequestThrowDmg(f8::MsgHdr& hdr, const cs::CMRequestThrowDmg& msg)
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index fe103ff9..9b1b7335 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -3571,3 +3571,8 @@ bool Room::FindWalkablePointWithOutHouse(const glm::vec3& center, int try_count,
     out_point = point;
     return true;
 }
+
+void Room::AddReportBullet(int bullet_uniid)
+{
+    report_bullet_hash[bullet_uniid] = GetFrameNo();
+}
diff --git a/server/gameserver/room.h b/server/gameserver/room.h
index 089471a4..8c0323b7 100644
--- a/server/gameserver/room.h
+++ b/server/gameserver/room.h
@@ -73,6 +73,8 @@ public:
     int pve_human_num = 0;
     PveData pve_data;
     bool stop_world = false;
+    //target_uniid, frameno
+    std::map<int, long long> report_bullet_hash;
 
     ~Room();
     void InitData(RoomInitInfo& init_info);
@@ -219,6 +221,7 @@ public:
     size_t GetRoomMaxPlayerNum();
     bool RandomSafeAreaPoint(glm::vec3& point);
     bool FindWalkablePointWithOutHouse(const glm::vec3& center, int try_count, int step, glm::vec3& out_point);
+    void AddReportBullet(int bullet_uniid);
 
 private:
     void ShuaAndroid();
diff --git a/server/gameserver/shot.cc b/server/gameserver/shot.cc
index f4f0ca2b..23aaa584 100644
--- a/server/gameserver/shot.cc
+++ b/server/gameserver/shot.cc
@@ -266,11 +266,9 @@ static void InternalCreateBullet(BulletInfo& bullet_info)
              bullet_info.trace_target_uniid,
              bullet_info.hand);
         if (bullet_uniid && bullet_info.trace_target_uniid) {
-            c->AddTraceBullet(
-                              bullet_uniid,
-                              bullet_info.trace_target_uniid,
-                              bullet_info.weapon_meta->id()
-                              );
+            c->room->AddReportBullet(
+                                     bullet_uniid
+                                     );
         }
     } else {
         std::shared_ptr<BulletInfo> info_copy = std::make_shared<BulletInfo>();