diff --git a/pkg/multicloud/aliyun/dbinstance.go b/pkg/multicloud/aliyun/dbinstance.go
index af280814e0..f7dc02920b 100644
--- a/pkg/multicloud/aliyun/dbinstance.go
+++ b/pkg/multicloud/aliyun/dbinstance.go
@@ -313,7 +313,7 @@ func (rds *SDBInstance) GetDBNetworks() ([]cloudprovider.SDBInstanceNetwork, err
 			networks = append(networks, network)
 		}
 	}
-	return []cloudprovider.SDBInstanceNetwork{}, nil
+	return networks, nil
 }
 
 func (rds *SDBInstance) fetchNetInfo() error {