diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index 702da18..4d08ca7 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -121,8 +121,9 @@ float Human::GetSpeed()
         }
         speed = meta->i->move_speed();
     }
+   float old_speed = speed;
    speed = (speed + GetAbility()->GetBuffAttrAbs(kHAT_Speed)) *
-       (1 + GetAbility()->GetBuffAttrRate(kHAT_Speed));
+       (1 + GetAbility()->GetAttrRate(kHAT_Speed));
    if (a8::HasBitFlag(cell_flags_, kColliderTag_Water)) {
        speed *= MetaMgr::Instance()->water_move_coefficient;
    }