diff --git a/server/light_backtask/task/taskmgr.go b/server/light_backtask/task/taskmgr.go
index d359400c..ec15dcea 100644
--- a/server/light_backtask/task/taskmgr.go
+++ b/server/light_backtask/task/taskmgr.go
@@ -19,13 +19,13 @@ func (this *taskMgr) Init() {
 	this.sysMail.init()
 	this.repairOrder.init()
 	//this.refreshMeta.init()
-	//this.contribution.init()
+	this.contribution.init()
 	this.chainActivity.init()
 }
 
 func (this *taskMgr) UnInit() {
 	this.chainActivity.unInit()
-	//this.contribution.unInit()
+	this.contribution.unInit()
 	//this.refreshMeta.unInit()
 	this.repairOrder.unInit()
 	this.sysMail.unInit()