diff --git a/server/gameserver/creature.cc b/server/gameserver/creature.cc
index a54c34f6..17879d68 100644
--- a/server/gameserver/creature.cc
+++ b/server/gameserver/creature.cc
@@ -1566,7 +1566,7 @@ void Creature::SummonObstacle(Buff* buff, int id, const Position& target_pos)
             break;
         }
     }
-    RoomObstacle* obstacle = room->CreateObstacle(id, pos.x, pos.y);
+    RoomObstacle* obstacle = room->CreateObstacle(id, pos.x, pos.y, pos.z);
     if (obstacle) {
         obstacle->buff_meta = buff->meta;
         obstacle->skill_meta = buff->skill_meta;
@@ -2058,7 +2058,8 @@ Hero* Creature::InternalSummonHero(Buff* buff, const mt::Hero* hero_meta, glm::v
                 (
                  std::get<0>(tuple),
                  born_pos.x,
-                 born_pos.y
+                 born_pos.y,
+                 born_pos.z
                  );
             if (obstacle) {
                 obstacle->DestoryAt(std::get<1>(tuple));
diff --git a/server/gameserver/obstacle.cc b/server/gameserver/obstacle.cc
index beb5d5f3..cad19ec8 100644
--- a/server/gameserver/obstacle.cc
+++ b/server/gameserver/obstacle.cc
@@ -164,7 +164,8 @@ void Obstacle::OnBulletHit(IBullet* bullet)
                         (
                          meta->_int_param1,
                          GetPos().x,
-                         GetPos().y
+                         GetPos().y,
+                         GetPos().z
                          );
                 }
             }
@@ -179,7 +180,8 @@ void Obstacle::OnBulletHit(IBullet* bullet)
                         (
                          bomb_meta->thing_id(),
                          GetPos().x,
-                         GetPos().y
+                         GetPos().y,
+                         GetPos().z
                          );
                 }
             }
@@ -231,7 +233,8 @@ void Obstacle::OnExplosionHit(Explosion* e)
                     (
                      bomb_meta->thing_id(),
                      GetPos().x,
-                     GetPos().y
+                     GetPos().y,
+                     GetPos().z
                      );
             }
         }
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index cc7bcccb..3779de69 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -495,9 +495,9 @@ void Room::DropItemEx(Position born_pos, Position pos, int item_id, int item_cou
     }
 }
 
-RoomObstacle* Room::CreateObstacle(int id, float x, float y)
+RoomObstacle* Room::CreateObstacle(int id, float x, float y, float z)
 {
-    RoomObstacle* entity = InternalCreateObstacle(id, x, y,
+    RoomObstacle* entity = InternalCreateObstacle(id, x, y, z,
                                                   [] (Obstacle*)
                                                   {
                                                   });
@@ -1759,7 +1759,7 @@ void Room::ShuaPlane()
     }
 }
 
-RoomObstacle* Room::InternalCreateObstacle(int id, float x, float y,
+RoomObstacle* Room::InternalCreateObstacle(int id, float x, float y, float z,
                                            std::function<void (Obstacle*)> on_precreate)
 {
     const mt::MapThing* thing = mt::MapThing::GetById(id);
@@ -1770,7 +1770,8 @@ RoomObstacle* Room::InternalCreateObstacle(int id, float x, float y,
         {
             Position pos;
             pos.x = x;
-            pos.z = y;
+            pos.y = y;
+            pos.z = z;
             entity->SetPos(pos);
         }
         entity->Initialize();
@@ -3387,7 +3388,8 @@ void Room::AirRaid(int airraid_id)
                                         (
                                          bomb_id,
                                          pos.x,
-                                         pos.y
+                                         pos.y,
+                                         pos.z
                                          );
                                     obstacle->Active();
                                 }
diff --git a/server/gameserver/room.h b/server/gameserver/room.h
index 9e023231..aa82b09b 100644
--- a/server/gameserver/room.h
+++ b/server/gameserver/room.h
@@ -199,7 +199,7 @@ public:
     void NotifyCountdown(const std::string& msg, int time);
     void NotifySysPiao(const std::string& msg, int color, int duration);
     int GetOnlinePlayerNum();
-    RoomObstacle* CreateObstacle(int id, float x, float y);
+    RoomObstacle* CreateObstacle(int id, float x, float y, float z);
     int AllocUniid();
     Incubator* GetIncubator() { return incubator_;};
     void ShuaMon(const glm::vec3& center, std::vector<int>& airdrop_mon_list, float radius);
@@ -230,7 +230,7 @@ private:
     void AirRaid(int airraid_id);
     void ShuaPlane();
     Team* NewTeam();
-    RoomObstacle* InternalCreateObstacle(int id, float x, float y,
+    RoomObstacle* InternalCreateObstacle(int id, float x, float y, float z,
                                          std::function<void (Obstacle*)> on_precreate);
     void AddObjectLater(RoomEntity* entity);
     void OnGameOver();
diff --git a/server/gameserver/roomobstacle.cc b/server/gameserver/roomobstacle.cc
index fcd4c764..04f78809 100644
--- a/server/gameserver/roomobstacle.cc
+++ b/server/gameserver/roomobstacle.cc
@@ -506,7 +506,8 @@ void RoomObstacle::SummonAirDropBox(int box_id)
         (
          box_id,
          born_pos.x,
-         born_pos.y
+         born_pos.y,
+         born_pos.z
          );
     if (obstacle) {
         obstacle->PushCollisionObjects();
@@ -692,7 +693,8 @@ void RoomObstacle::InstallPreExplostionSummonTimer()
                                      (
                                       obstacle_id,
                                       pos.x,
-                                      pos.y
+                                      pos.y,
+                                      pos.z
                                       );
                                  if (p) {
                                      p->Active();