diff --git a/models/dataset_reference.go b/models/dataset_reference.go
index 90707e2be..a43cd625e 100644
--- a/models/dataset_reference.go
+++ b/models/dataset_reference.go
@@ -51,15 +51,15 @@ func getReferenceDatasetStr(repoID int64) string {
 	return ""
 }
 
-func deleteDatasetIdsByRepoID(repoID int64) error {
+func DeleteReferenceDatasetIdsByRepoID(repoID int64) error {
 
-	_, err := x.Where("repo_id", repoID).Delete(new(DatasetReference))
+	_, err := x.Exec("delete from dataset_reference where repo_id=?", repoID)
 	return err
 }
 
 func NewDatasetIdsByRepoID(repoID int64, datasetIds []int64) error {
-	if len(datasetIds) == 0 { //关联数据集数组为空，不需要处理
-		return nil
+	if len(datasetIds) == 0 { //关联数据集数组为空
+		DeleteReferenceDatasetIdsByRepoID(repoID)
 	}
 	var datasetsStrArray []string
 	for _, datasetId := range datasetIds {
@@ -72,16 +72,17 @@ func NewDatasetIdsByRepoID(repoID int64, datasetIds []int64) error {
 		return nil
 	}
 	if oldDatasetStr != "" { //已经存在关联数据集
-		err := deleteDatasetIdsByRepoID(repoID)
-		if err != nil {
-			return err
+		_, err := x.Exec("update dataset_reference set dataset_id=? where repo_id=?", newDatasetStr, repoID)
+
+		return err
+	} else {
+		datasetReference := DatasetReference{
+			DatasetID: newDatasetStr,
+			RepoID:    repoID,
 		}
-	}
-	datasetReference := DatasetReference{
-		DatasetID: newDatasetStr,
-		RepoID:    repoID,
+
+		_, err := x.Insert(datasetReference)
+		return err
 	}
 
-	_, err := x.Insert(datasetReference)
-	return err
 }
diff --git a/routers/repo/dataset.go b/routers/repo/dataset.go
index 713c03f7e..3e4610856 100755
--- a/routers/repo/dataset.go
+++ b/routers/repo/dataset.go
@@ -280,7 +280,7 @@ func ReferenceDatasetDelete(ctx *context.Context) {
 
 	for _, tempDatasetId := range oldDatasetIds {
 		if datasetId != tempDatasetId {
-			newDatasetIds = append(newDatasetIds, datasetId)
+			newDatasetIds = append(newDatasetIds, tempDatasetId)
 		}
 	}
 	err := models.NewDatasetIdsByRepoID(repoID, newDatasetIds)