diff --git a/server/gameserver/creature.h b/server/gameserver/creature.h
index 352caaba..006c1201 100644
--- a/server/gameserver/creature.h
+++ b/server/gameserver/creature.h
@@ -376,6 +376,7 @@ private:
 
 protected:
     bool need_sync_active_player_ = false;
+    std::list<std::any> on_dead_remove_objects_;
 
     ActionType_e action_type = AT_None;
     int action_duration = 0;
diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index 5eb587d9..55a68422 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -1238,6 +1238,31 @@ void Human::DeadDrop()
             }
         }
     }
+    {
+        if (GetInventory(IS_GEMSTONE) > 0 && gemstone > 0) {
+            room->frame_event.AddPropChg
+                (
+                 GetWeakPtrRef(),
+                 kPropGemstone,
+                 0,
+                 0,
+                 false);
+
+            const mt::Equip* gem_stone_meta = mt::Equip::GetGemStone();
+            if (gem_stone_meta) {
+                Position drop_pos = GetPos();
+                room->DropItem(drop_pos.ToGlmVec3(), gem_stone_meta->id(), gemstone, 1);
+            }
+
+            SetMaxHP(GetBattleContext()->GetMaxHP());
+            gemstone = 0;
+            DecInventory(IS_GEMSTONE, GetInventory(IS_GEMSTONE));
+            SyncVolume(IS_GEMSTONE);
+        }
+    }
+    {
+        on_dead_remove_objects_.clear();
+    }
     MarkSyncActivePlayer(__FILE__, __LINE__, __func__);
 }
 
@@ -3199,7 +3224,26 @@ void Human::ProcGemStoneItem(AddItemDTO& dto)
          0,
          gemstone,
          false);
-    GetAbility()->AddAttrRate(kHAT_Atk, dto.item_meta->_atk);
+
+    auto context = A8_MAKE_SMART_ANON_STRUCT_SHARED
+        (
+         CreatureWeakPtr owner;
+         AttrRateHandle handle;
+         );
+    context->owner = GetWeakPtrRef();
+    context->_destory_cb =
+        [context = context.get()] ()
+        {
+            if (context->owner.Get() &&
+                context->owner.Get()->room->IsDestorying() &&
+                !context->handle.expired()
+                ) {
+                context->owner.Get()->GetAbility()->RemoveAttrRate(context->handle);
+            }
+        };
+    context->handle = GetAbility()->AddAttrRate(kHAT_Atk, dto.item_meta->_atk);
+    on_dead_remove_objects_.push_back(context);
+
     SetMaxHP(GetMaxHP() + dto.item_meta->_max_hp * GetBattleContext()->GetMaxHP());
     SetHP(GetHP() + dto.item_meta->_max_hp * GetBattleContext()->GetMaxHP());
     room->frame_event.AddPropChg
diff --git a/server/gameserver/mt/Equip.cc b/server/gameserver/mt/Equip.cc
index 542838b6..ee97b881 100644
--- a/server/gameserver/mt/Equip.cc
+++ b/server/gameserver/mt/Equip.cc
@@ -5,6 +5,7 @@
 
 IMPL_TABLE(mt::Equip)
 std::map<int, const mt::Equip*> mt::Equip::slot_hash_;
+const mt::Equip* mt::Equip::gem_stone_ = nullptr;
 
 namespace mt
 {
@@ -324,4 +325,14 @@ namespace mt
              });
     }
 
+    void Equip::StaticPostInit()
+    {
+        gem_stone_ = GetById(GEMSTONE_ID);
+    }
+
+    const Equip* Equip::GetGemStone()
+    {
+        return gem_stone_;
+    }
+
 }
diff --git a/server/gameserver/mt/Equip.h b/server/gameserver/mt/Equip.h
index 8518a358..2e8e5fa1 100644
--- a/server/gameserver/mt/Equip.h
+++ b/server/gameserver/mt/Equip.h
@@ -10,6 +10,8 @@ namespace mt
                      "equip@equip.json",
                      "id")
     public:
+        static const int GEMSTONE_ID = 31001;
+
         int lock_time = 0;
         //0,0,0,0,后座力,是否取消定身
         std::vector<std::tuple<float, float, float, int, int, int>> _bullet_born_offset;
@@ -42,8 +44,11 @@ namespace mt
         bool Match(EventAddBuff_e event, int val, int val2) const;
         static const Equip* GetByIdBySlotId(int slot_id);
         static void AdjustMuzzlePos();
+        static const Equip* GetGemStone();
+        static void StaticPostInit();
 
  private:
+        static const mt::Equip* gem_stone_;
         static std::map<int, const mt::Equip*> slot_hash_;
         std::map<int, std::shared_ptr<std::tuple<float, float, float>>> _gun_muzzle_position_hash_;
    };
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 3bfdeaf9..8c1b2285 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -510,7 +510,11 @@ void Room::DropItem(const glm::vec3& pos, int item_id, int item_count, int item_
 void Room::DropItemEx(const glm::vec3& born_pos, const glm::vec3& pos, int item_id, int item_count, int item_lv, bool show_anim)
 {
     const mt::Equip* equip_meta = mt::Equip::GetById(item_id);
-    if (equip_meta && equip_meta->group_num() > 0 && item_count > 0) {
+    int group_num = equip_meta->group_num();
+    if (item_id == mt::Equip::GEMSTONE_ID && group_num <= 0) {
+        group_num = 1;
+    }
+    if (equip_meta && group_num > 0 && item_count > 0) {
 #if 1
         if (equip_meta->equip_type() == EQUIP_TYPE_BULLET) {
             return;
@@ -518,7 +522,7 @@ void Room::DropItemEx(const glm::vec3& born_pos, const glm::vec3& pos, int item_
 #endif
         int total_count = item_count;
         while (total_count > 0) {
-            int drop_num = std::min(total_count, equip_meta->group_num());
+            int drop_num = std::min(total_count, group_num);
             if (drop_num < 1) {
                 drop_num = 1;
             }