diff --git a/server/gameserver/netdata.cc b/server/gameserver/netdata.cc
index 76f3f051..4a165759 100644
--- a/server/gameserver/netdata.cc
+++ b/server/gameserver/netdata.cc
@@ -752,7 +752,12 @@ float BattleDataContext::GetTotalAtk(IBullet* bullet)
 
 float BattleDataContext::GetMaxHP()
 {
-    return hero_ability_->GetHP();
+    float hp = hero_ability_->GetHP();
+    hp += owner_.Get()->GetAbility()->GetAttrAbs(kHAT_Hp);
+    hp *= 1.0f + owner_.Get()->GetAbility()->GetAttrRate(kHAT_Hp);
+    hp *= 1.0f + owner_.Get()->GetAbility()->GetAttrAddition(kHAT_Hp) -
+        owner_.Get()->GetAbility()->GetAttrRuduce(kHAT_Hp);
+    return hp;
 }
 
 float BattleDataContext::GetDef()