diff --git a/rule/public_platoon_relate_commission.go b/rule/public_platoon_relate_commission.go
index 79400cb..dbd1ef4 100644
--- a/rule/public_platoon_relate_commission.go
+++ b/rule/public_platoon_relate_commission.go
@@ -242,7 +242,6 @@ func publicPlatoon(engine *xorm.Engine, uid, recommendUid int, userPublicPlatoon
 	userPublicPlatoonRelation.JoinAt = now
 	userPublicPlatoonRelation.CreateAt = now
 	userPublicPlatoonRelation.UpdateAt = now
-	userPublicPlatoonRelation.NewestPublicPlatoon = m.NewestPublicPlatoon + 1
 	_, err = db.UserPublicPlatoonRelationInsert(engine, &userPublicPlatoonRelation)
 	if err != nil {
 		return model.UserPublicPlatoonRelation{}, err