diff --git a/models/repo_tag.go b/models/repo_tag.go
index ceac2850e..c8e675d75 100644
--- a/models/repo_tag.go
+++ b/models/repo_tag.go
@@ -76,6 +76,10 @@ func UpdateTagReposByID(tagID, orgID int64, repoIdList []int64) error {
 		return err
 	}
 
+	if len(repoIdList) == 0 {
+		return sess.Commit()
+	}
+
 	//add new tag repos
 	data := make([]*OfficialTagRepos, 0)
 	for _, repoId := range repoIdList {