diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index f68c912..69c5c5b 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -79,6 +79,12 @@ float Human::GetSpeed()
             return buff->meta->param2;
         }
     }
+    {
+        Buff* buff = GetBuffByEffectId(kBET_Jump);
+        if (buff) {
+            return meta->i->jump_speed();
+        }
+    }
     {
         Buff* buff = GetBuffByEffectId(kBET_BePull);
         if (buff) {