diff --git a/internal/rpc/office/office.go b/internal/rpc/office/office.go
index 34a266897..722cc9ce0 100644
--- a/internal/rpc/office/office.go
+++ b/internal/rpc/office/office.go
@@ -418,7 +418,7 @@ func (s *officeServer) GetUserWorkMoments(_ context.Context, req *pbOffice.GetUs
 		resp.CommonResp = &pbOffice.CommonResp{ErrCode: constant.ErrDB.ErrCode, ErrMsg: constant.ErrDB.ErrMsg}
 		return resp, nil
 	}
-	if err := utils.CopyStructFields(resp.WorkMoments, workMoments); err != nil {
+	if err := utils.CopyStructFields(&resp.WorkMoments, workMoments); err != nil {
 		log.NewDebug(req.OperationID, utils.GetSelfFuncName(), "CopyStructFields failed", err.Error())
 	}
 	resp.Pagination = &pbCommon.ResponsePagination{CurrentPage: req.Pagination.PageNumber, ShowNumber: req.Pagination.ShowNumber}
@@ -443,7 +443,7 @@ func (s *officeServer) GetUserFriendWorkMoments(_ context.Context, req *pbOffice
 		resp.CommonResp = &pbOffice.CommonResp{ErrCode: constant.ErrDB.ErrCode, ErrMsg: constant.ErrDB.ErrMsg}
 		return resp, nil
 	}
-	if err := utils.CopyStructFields(resp.WorkMoments, workMoments); err != nil {
+	if err := utils.CopyStructFields(&resp.WorkMoments, workMoments); err != nil {
 		log.NewDebug(req.OperationID, utils.GetSelfFuncName(), "CopyStructFields failed", err.Error())
 	}
 	resp.Pagination = &pbCommon.ResponsePagination{CurrentPage: req.Pagination.PageNumber, ShowNumber: req.Pagination.ShowNumber}
diff --git a/pkg/common/db/mongoModel.go b/pkg/common/db/mongoModel.go
index 29ea41f1e..29dd754ff 100644
--- a/pkg/common/db/mongoModel.go
+++ b/pkg/common/db/mongoModel.go
@@ -584,7 +584,7 @@ type LikeUser struct {
 
 type Comment struct {
 	UserID        string `bson:"user_id" json:"user_id"`
-	UserName      string `bson:"user_id" json:"user_name"`
+	UserName      string `bson:"user_name" json:"user_name"`
 	ReplyUserID   string `bson:"reply_user_id" json:"reply_user_id"`
 	ReplyUserName string `bson:"reply_user_name" json:"reply_user_name"`
 	ContentID     string `bson:"content_id" json:"content_id"`
@@ -635,7 +635,7 @@ func (d *DataBases) LikeOneWorkMoment(likeUserID, userName, workMomentID string)
 	log.Info("", utils.GetSelfFuncName(), workMoment)
 	ctx, _ := context.WithTimeout(context.Background(), time.Duration(config.Config.Mongo.DBTimeout)*time.Second)
 	c := d.mongoClient.Database(config.Config.Mongo.DBDatabase).Collection(cWorkMoment)
-	_, err = c.UpdateOne(ctx, bson.M{"work_id": workMomentID}, bson.M{"$set": bson.M{"like_users": workMoment.LikeUsers}})
+	_, err = c.UpdateOne(ctx, bson.M{"work_moment_id": workMomentID}, bson.M{"$set": bson.M{"like_users": workMoment.LikeUsers}})
 	return err
 }