diff --git a/server/gameserver/creature.h b/server/gameserver/creature.h
index 370c71fe..d1b25778 100644
--- a/server/gameserver/creature.h
+++ b/server/gameserver/creature.h
@@ -99,7 +99,7 @@ class Creature : public MoveableEntity
     int max_armor_shield = 0;
     int revive_count = 0;
     CreatureWeakPtr master;
-    int box_num;
+    int box_num = 0;
 
     Weapon second_weapon;
     glm::vec3 skill_pos;
diff --git a/server/gameserver/obstacle.cc b/server/gameserver/obstacle.cc
index d004b791..60816fe3 100644
--- a/server/gameserver/obstacle.cc
+++ b/server/gameserver/obstacle.cc
@@ -495,6 +495,9 @@ void Obstacle::SetRotate(float rotate)
 void Obstacle::DoTreasureBoxInteraction(Human* sender)
 {
     if (!IsDead(sender->room)) {
+        ++sender->box_num;
+        sender->room->frame_event.AddPropChgEx(sender->GetWeakPtrRef(), kPropBoxNum, 0, sender->box_num,
+                                               1, 0, false);
         Die(sender->room);
         BroadcastFullState(sender->room);
         sender->room->xtimer.SetTimeoutEx
diff --git a/server/tools/protobuild/cs_proto.proto b/server/tools/protobuild/cs_proto.proto
index e0c95acd..e6aaf942 100755
--- a/server/tools/protobuild/cs_proto.proto
+++ b/server/tools/protobuild/cs_proto.proto
@@ -251,7 +251,6 @@ message MFVec3
      value: 老等级
      value2: 新等级
   property_type: 57 宝箱数量
-     property_subtype: 对象uniid
      value: 当前宝箱数量
      value2: 本次获得宝箱数(>0表现获得新的宝箱 <0表示死亡时掉落扣除的宝箱 ==0纯数据同步)
 */