[THRIFT-5760] Update minimal version of php
diff --git a/lib/php/test/Unit/ValidatorTestOop.php b/lib/php/test/Unit/ValidatorTestOop.php
index 79da11e..9558182 100644
--- a/lib/php/test/Unit/ValidatorTestOop.php
+++ b/lib/php/test/Unit/ValidatorTestOop.php
@@ -29,7 +29,7 @@
*/
class ValidatorTestOop extends BaseValidatorTest
{
- public function setUp()
+ public function setUp(): void
{
$loader = new ThriftClassLoader();
$loader->registerNamespace('ThriftTest', __DIR__ . '/../Resources/packages/phpvo');