diff --git a/logic/service/fight/effect/170.go b/logic/service/fight/effect/170.go
index 98b86309e..7e5e25f97 100644
--- a/logic/service/fight/effect/170.go
+++ b/logic/service/fight/effect/170.go
@@ -19,7 +19,7 @@ func (e *Effect170) Skill_Use() bool {
 
 		// 回复1/n的最大体力值
 		maxHp := e.Ctx().Our.CurrentPet.GetMaxHP()
-		healAmount := maxHp.Div(e.Args()[1]) // 1/n
+		healAmount := maxHp.Div(e.Args()[0]) // 1/n
 
 		e.Ctx().Our.Heal(e.Ctx().Our, &action.SelectSkillAction{}, healAmount)
 	}