diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 59f04d2..e3faf36 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -711,27 +711,31 @@ void Room::UpdateGas()
                 gas_data.gas_start_frameno = frame_no;
                 ShuaPlane();
                 RoomMgr::Instance()->RemoveFromInactiveRoomHash(room_uuid);
-                for (size_t i = 1; i < 7; ++i) {
-                    xtimer.AddDeadLineTimerAndAttach(SERVER_FRAME_RATE * 3 * i,
-                                                     a8::XParams()
-                                                     .SetSender(this),
-                                                     [] (const a8::XParams& param)
-                                                     {
-                                                         Room* room = (Room*)param.sender.GetUserData();
-                                                         room->TouchHumanList(
-                                                                              a8::XParams()
-                                                                              .SetSender(room),
-                                                                              [] (Human* hum, a8::XParams& param) -> bool
-                                                                              {
-                                                                                  if (a8::HasBitFlag(hum->status, HS_Fly) && hum->entity_subtype != EST_Player) {
-                                                                                      hum->DoJump();
-                                                                                      return false;
-                                                                                  }
-                                                                                  return true;
-                                                                              });
-                                                     },
-                                                     &xtimer_attacher.timer_list_);
-                }
+                int auto_jump_interval = MetaMgr::Instance()->GetSysParamAsInt("auto_jump_interval");
+                auto_jump_timer_ = xtimer.AddRepeatTimerAndAttach(SERVER_FRAME_RATE * auto_jump_interval,
+                                                                   a8::XParams()
+                                                                   .SetSender(this),
+                                                                   [] (const a8::XParams& param)
+                                                                   {
+                                                                       Room* room = (Room*)param.sender.GetUserData();
+                                                                       int auto_jump_min_num = MetaMgr::Instance()->GetSysParamAsInt("auto_jump_min_num");
+                                                                       int auto_jump_max_num = MetaMgr::Instance()->GetSysParamAsInt("auto_jump_max_num");
+                                                                       int jump_num = a8::RandEx(auto_jump_min_num, auto_jump_max_num);
+                                                                       for (int i = 0; i < jump_num; ++i) {
+                                                                           room->TouchHumanList(
+                                                                                                a8::XParams()
+                                                                                                .SetSender(room),
+                                                                                                [] (Human* hum, a8::XParams& param) -> bool
+                                                                                                {
+                                                                                                    if (a8::HasBitFlag(hum->status, HS_Fly) && hum->entity_subtype != EST_Player) {
+                                                                                                        hum->DoJump();
+                                                                                                        return false;
+                                                                                                    }
+                                                                                                    return true;
+                                                                                                });
+                                                                       }
+                                                                   },
+                                                                   &xtimer_attacher.timer_list_);
             }
         }
         break;
@@ -794,6 +798,8 @@ void Room::UpdateGas()
                 gas_data.rad_old = gas_data.old_area_meta->i->rad();
                 gas_data.rad_new = gas_data.new_area_meta->i->rad();
                 battle_start_frameno_ = frame_no;
+                xtimer.DeleteTimer(auto_jump_timer_);
+                auto_jump_timer_ = nullptr;
             }
         }
         break;
diff --git a/server/gameserver/room.h b/server/gameserver/room.h
index 8ce5505..4775a5b 100644
--- a/server/gameserver/room.h
+++ b/server/gameserver/room.h
@@ -21,6 +21,7 @@ struct RoomProfile
 };
 
 struct timer_list;
+struct xtimer_list;
 class Entity;
 class Obstacle;
 class Bullet;
@@ -115,6 +116,7 @@ private:
     int alive_count_ = 0;
     MetaData::AirLine* airline_ = nullptr;
     a8::XTimerAttacher xtimer_attacher;
+    xtimer_list* auto_jump_timer_ = nullptr;
 
     int current_teamid = 0;
     unsigned short current_uniid = 0;