diff --git a/models/repo.go b/models/repo.go
index a0acc2ef4..8070d7442 100755
--- a/models/repo.go
+++ b/models/repo.go
@@ -2471,20 +2471,9 @@ func GetBlockChainUnSuccessRepos() ([]*Repository, error) {
 }
 
 func (repo *Repository) UpdateBlockChain() error {
-	sess := x.NewSession()
-	defer sess.Close()
-	if err := sess.Begin(); err != nil {
-		return err
-	}
-	if _, err := sess.Exec("UPDATE `repository` SET block_chain_status = ?, contract_address=? WHERE id = ?", repo.BlockChainStatus, repo.ContractAddress, repo.ID); err != nil {
-		return err
-	}
 
-	if err := sess.Commit(); err != nil {
-		return err
-	}
-
-	return nil
+	_, err := x.Exec("UPDATE `repository` SET block_chain_status = ?, contract_address=? WHERE id = ?", repo.BlockChainStatus, repo.ContractAddress, repo.ID)
+	return err
 }
 
 func (repo *Repository) IncreaseCloneCnt() {