diff --git a/test_cockroach.sh b/test_cockroach.sh
index ea6a844b..27c61089 100755
--- a/test_cockroach.sh
+++ b/test_cockroach.sh
@@ -1 +1 @@
-go test -db=postgres -conn_str="postgresql://root@localhost:26257/xorm_test?sslmode=disable"
\ No newline at end of file
+go test -db=postgres -conn_str="user=root port=26257 dbname=xorm_test sslmode=disable"
\ No newline at end of file
diff --git a/xorm_test.go b/xorm_test.go
index 59f6c1a9..9c1c5b66 100644
--- a/xorm_test.go
+++ b/xorm_test.go
@@ -63,7 +63,7 @@ func createEngine(dbType, connStr string) error {
 				if err != nil {
 					return err
 				}
-				rows, err := db.Query(fmt.Sprintf("SELECT 1 FROM pg_database WHERE datname = 'xorm_test'"))
+				rows, err := db.Query("SELECT 1 FROM pg_database WHERE datname = 'xorm_test'")
 				if err != nil {
 					return fmt.Errorf("db.Query: %v", err)
 				}