diff --git a/tests/HarnessDriver.php b/tests/HarnessDriver.php index 633f132..14b196e 100644 --- a/tests/HarnessDriver.php +++ b/tests/HarnessDriver.php @@ -14,7 +14,7 @@ class HarnessDriver implements Drivers\DSODriverInterface { } - public function &pdo(\PDO &$pdo=null) : ?\PDO { + public function pdo(\PDO $pdo=null) : ?\PDO { return null; }