diff --git a/logic/service/fight/effect/effect_71.go b/logic/service/fight/effect/effect_71.go
index 3ad3c67b..a48349a7 100644
--- a/logic/service/fight/effect/effect_71.go
+++ b/logic/service/fight/effect/effect_71.go
@@ -53,8 +53,10 @@ func (e *Effect71) SwitchIn(in *input.Input) bool {
 	if in != e.Ctx().Our {
 		return true
 	}
-	t := &Effect71_sub{}
-	t.Duration(1)
+	t := &Effect71_sub{
+		count:2,
+	}
+	t.Duration(-1)
 	tt := e.ID()
 	tt.SetEffectType(input.EffectType.Sub)
 
@@ -67,6 +69,7 @@ func (e *Effect71) SwitchIn(in *input.Input) bool {
 
 type Effect71_sub struct {
 	node.EffectNode
+	count int
 }
 
 func (e *Effect71_sub) ActionStart(a, b *action.SelectSkillAction) bool {
@@ -78,6 +81,10 @@ func (e *Effect71_sub) ActionStart(a, b *action.SelectSkillAction) bool {
 	if e.Ctx().SkillEntity.Category() == info.Category.STATUS {
 		return true
 	}
+	if e.count <= 0 {
+		e.Alive(false)
+	}
+	e.count--
 	e.Ctx().SkillEntity.CritRate = 16
 
 	return true