diff --git a/server/gameserver/mt/Param.cc b/server/gameserver/mt/Param.cc
index 691d60a7..327a4707 100644
--- a/server/gameserver/mt/Param.cc
+++ b/server/gameserver/mt/Param.cc
@@ -19,6 +19,8 @@ namespace mt
     {
         {
             s_.gas_inactive_time = GetIntParam("gas_inactive_time");
+            s_.rank_gas_inactive_time = GetIntParam("rank_gas_inactive_time", 40);
+            s_.master_rank_gas_inactive_time = GetIntParam("rank_gas_inactive_time", 60);
 
             s_.downed_relive_recover_hp = GetIntParam("downed_relive_recover_hp");
 
diff --git a/server/gameserver/mt/Param.h b/server/gameserver/mt/Param.h
index c30d5572..7acf2282 100644
--- a/server/gameserver/mt/Param.h
+++ b/server/gameserver/mt/Param.h
@@ -13,6 +13,8 @@ namespace mt
     struct S {
         int android_auto_combine_team = 1;
         int gas_inactive_time = 10;
+        int rank_gas_inactive_time = 40;
+        int master_rank_gas_inactive_time = 60;
         float kill_param = 0.0f;
         float rank_param = 0.0f;
         int fighting_mode = 0;
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 5782febe..d2001cd5 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -2279,7 +2279,15 @@ long long Room::GetGasInactiveTime()
     if (IsPveRoom()) {
         return 10;
     } else {
-        return mt::Param::s().gas_inactive_time;
+        if (IsPvpRankModeRoom()) {
+            if (IsPvpMasterRankModeRoom()) {
+                return mt::Param::s().master_rank_gas_inactive_time;
+            } else {
+                return mt::Param::s().rank_gas_inactive_time;
+            }
+        } else {
+            return mt::Param::s().gas_inactive_time;
+        }
     }
 }
 
@@ -3498,3 +3506,8 @@ bool Room::MoveCanReach(const glm::vec3& start, const glm::vec3& end)
 {
     return BulletCanReach(start, end);
 }
+
+bool Room::IsPvpMasterRankModeRoom()
+{
+    return false;
+}
diff --git a/server/gameserver/room.h b/server/gameserver/room.h
index 2461ae62..e7da6108 100644
--- a/server/gameserver/room.h
+++ b/server/gameserver/room.h
@@ -116,6 +116,7 @@ public:
     bool IsSurvivalRoom();
     bool IsNewBieRoom();
     bool IsPvpRankModeRoom() { return GetRoomMode() == kPvpRankMode; }
+    bool IsPvpMasterRankModeRoom();
 
     int GetPlayerNum();
     int GetHumanNum();