diff --git a/server/gameserver/metamgr.h b/server/gameserver/metamgr.h
index 9f3b4513..d3a4c674 100644
--- a/server/gameserver/metamgr.h
+++ b/server/gameserver/metamgr.h
@@ -103,10 +103,6 @@ class MetaMgr : public a8::Singleton<MetaMgr>
     int level1room_robot_autodie_distance = 0;
     std::string level1room_born_point;
 
-    float grass_invisible_time = 0.5;
-    float grass_show_time = 0.5f;
-    float grass_invisible_time2 = 2.0f;
-    float water_invisible_time = 0.5;
     float water_show_time = 0.5f;
     float water_invisible_time2 = 2.0f;
     double water_move_coefficient = 0.75f;