diff --git a/modules/web/handler/activity.go b/modules/web/handler/activity.go
index 4d50c3b..580af37 100644
--- a/modules/web/handler/activity.go
+++ b/modules/web/handler/activity.go
@@ -2213,10 +2213,10 @@ func InviteRankInfo(c *gin.Context) {
 	a.Data = resp
 	resp.ActivityConf = call.GetConfigActivityByID(common.ActivityIDInviteRank)
 	resp.RankInfoList = call.GetTopShareRank(call.RankNum)
-	for _, rankInfo := range resp.RankInfoList {
-		rankInfo.UserName = rankInfo.UserName[:7]
-		rankInfo.UserName = rankInfo.UserName[:4] + "***"
-		rankInfo.UserName = "User" + rankInfo.UserName
+	for idx, rankInfo := range resp.RankInfoList {
+		rankInfo.UserName = rankInfo.UserName[:6]
+		rankInfo.UserName = rankInfo.UserName[:3] + "***"
+		resp.RankInfoList[idx].UserName = "User" + rankInfo.UserName
 	}
 	resp.RewardRankConfig = call.GetConfigRobotRankReward()
 	if a.UID > 0 {
diff --git a/modules/web/timer.go b/modules/web/timer.go
index c4a1535..5a74071 100644
--- a/modules/web/timer.go
+++ b/modules/web/timer.go
@@ -181,11 +181,11 @@ func RobotRank() {
 		}
 	}
 	// 随机出增长间隔 增长人数 增长次数
-	interval := rand.Int63n(rule.EndInterval-rule.StartInterval) + rule.StartInterval
-	interval = int64(time.Duration(interval) * time.Hour / 100)
-	log.Info("%v小时后执行", time.Duration(interval)/time.Hour)
+	// 换算成秒
+	interval := (rand.Int63n(rule.EndInterval-rule.StartInterval) + rule.StartInterval) * 3600 / 100
 	if now.Unix()+interval > activity.End {
 		interval = activity.End - now.Unix()
 	}
-	time.AfterFunc(time.Duration(interval), RobotRank)
+	log.Info("%v小时后执行", interval/3600)
+	time.AfterFunc(time.Duration(interval)*time.Second, RobotRank)
 }