diff --git a/business/partner/purchase/mtwm/order_comment.go b/business/partner/purchase/mtwm/order_comment.go
index 3c88255fb..ee3423dab 100644
--- a/business/partner/purchase/mtwm/order_comment.go
+++ b/business/partner/purchase/mtwm/order_comment.go
@@ -18,7 +18,7 @@ import (
 )
 
 const (
-	RefreshCommentTime           = 7 * 24 * time.Hour // 此值必须大于24小时
+	RefreshCommentTime           = 20 * 24 * time.Hour // 此值必须大于24小时
 	RefreshCommentTimeInterval   = 60 * time.Minute
 	BAD_COMMENTS_MAX_MODIFY_TIME = 24 * 6 // 小时
 )