diff --git a/components/ILIAS/AccessControl/tests/ilRBACTest.php b/components/ILIAS/AccessControl/tests/ilRBACTest.php
index 4bf50e8910d5..cc47d823169c 100755
--- a/components/ILIAS/AccessControl/tests/ilRBACTest.php
+++ b/components/ILIAS/AccessControl/tests/ilRBACTest.php
@@ -85,9 +85,12 @@ protected function initACDependencies(): void
         $logger_factory->method('getComponentLogger')->willReturn($logger);
         $this->setGlobalVariable('ilLoggerFactory', $logger_factory);
 
-        if (!defined("ILIAS_LOG_ENABLED")) {
-            define("ILIAS_LOG_ENABLED", true);
+        if (!defined('ILIAS_LOG_ENABLED')) {
+            define('ILIAS_LOG_ENABLED', true);
         }
 
+        if (!defined('ILIAS_LOG_DIR')) {
+            define('ILIAS_LOG_DIR', '/var/log');
+        }
     }
 }