diff --git a/server/light_backtask/task/contribution.go b/server/light_backtask/task/contribution.go
index cc42173e..0540d428 100644
--- a/server/light_backtask/task/contribution.go
+++ b/server/light_backtask/task/contribution.go
@@ -1,7 +1,7 @@
 package task
 
 import (
-
+	"f5"
 )
 
 type contribution struct {
@@ -9,8 +9,18 @@ type contribution struct {
 }
 
 func (this* contribution) init() {
-
+	go this.calc()
 }
 
 func (this* contribution) unInit() {
 }
+
+func (this* contribution) stat(time int64) {
+}
+
+func (this* contribution) calc() {
+	for true {
+		nowTime := f5.GetApp().GetRealSeconds()
+		this.stat(nowTime)
+	}
+}
diff --git a/third_party/q5 b/third_party/q5
index dd6cf609..b9c7e050 160000
--- a/third_party/q5
+++ b/third_party/q5
@@ -1 +1 @@
-Subproject commit dd6cf609347a05742c56c1e5b7f1f671b4f20ebd
+Subproject commit b9c7e05031727615fcd1c9c8355f66046701cc13