diff --git a/server/gameserver/constant.h b/server/gameserver/constant.h
index 537c5bb..d1a3f8a 100755
--- a/server/gameserver/constant.h
+++ b/server/gameserver/constant.h
@@ -56,6 +56,7 @@ enum GasMode_e
     GasInactive = 0,
     GasWaiting = 1,
     GasMoving = 2,
+    GasJump = 3
 };
 
 enum ActionType_e
diff --git a/server/gameserver/human.h b/server/gameserver/human.h
index 1bae44c..dd96ee6 100644
--- a/server/gameserver/human.h
+++ b/server/gameserver/human.h
@@ -23,6 +23,7 @@ enum HumanStatus
     HS_AlreadyProcNewBieLogic = 6,
     HS_LastAndroid = 7,
     HS_DisableAttack = 8,
+    HS_Fly = 9,
     HS_End
 };
 
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 6e36a50..812df5f 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -991,6 +991,9 @@ void Room::UpdateGas()
     case GasMoving:
         UpdateGasMoving();
         break;
+    case GasJump:
+        UpdateGasJump();
+        break;
     }
     #if 1
     if (GetRoomMode() == kZombieMode) {
@@ -1146,6 +1149,11 @@ void Room::UpdateGasMoving()
     }
 }
 
+void Room::UpdateGasJump()
+{
+
+}
+
 bool Room::GenSmallCircle(a8::Vec2 big_circle_pos, float big_circle_rad, float small_circle_rad,
                           a8::Vec2& out_pos)
 {
diff --git a/server/gameserver/room.h b/server/gameserver/room.h
index b734cae..b3507cc 100644
--- a/server/gameserver/room.h
+++ b/server/gameserver/room.h
@@ -161,6 +161,7 @@ private:
     void UpdateGasInactive();
     void UpdateGasWaiting();
     void UpdateGasMoving();
+    void UpdateGasJump();
     bool GenSmallCircle(a8::Vec2 big_circle_pos, float big_circle_rad, float small_circle_rad,
                         a8::Vec2& out_pos);
     void MatchTeam(Human* hum);