diff --git a/tests/Util/SampleStorageBackendInstance.php b/tests/Util/SampleStorageBackendInstance.php
index 196ef4c619..c1c2869e3e 100644
--- a/tests/Util/SampleStorageBackendInstance.php
+++ b/tests/Util/SampleStorageBackendInstance.php
@@ -25,7 +25,7 @@ use Friendica\Core\L10n;
 use Friendica\Test\Util\SampleStorageBackend;
 use Mockery\MockInterface;
 
-function create_instance(App $a, &$data)
+function create_instance(&$data)
 {
 	/** @var L10n|MockInterface $l10n */
 	$l10n = \Mockery::mock(L10n::class);
diff --git a/tests/Util/authtest/authtest.php b/tests/Util/authtest/authtest.php
index 7252b6653e..ca46d53e4b 100644
--- a/tests/Util/authtest/authtest.php
+++ b/tests/Util/authtest/authtest.php
@@ -14,7 +14,7 @@ function authtest_install()
 	Hook::register('authenticate', 'tests/Util/authtest/authtest.php', 'authtest_authenticate');
 }
 
-function authtest_authenticate($a,&$b)
+function authtest_authenticate(&$b)
 {
 	$b['authenticated'] = \Friendica\Test\Util\AuthTestConfig::$authenticated;
 	$b['user_record']   = User::getById(\Friendica\Test\Util\AuthTestConfig::$user_id);