diff --git a/tests/lib/helper.php b/tests/lib/helper.php
index 53a3e1a0ec..ed15a67730 100644
--- a/tests/lib/helper.php
+++ b/tests/lib/helper.php
@@ -523,6 +523,10 @@ class Test_Helper extends \Test\TestCase {
 
 			$property->setAccessible(true);
 
+			if (!empty($parameters)) {
+				$property->setValue($object, array_pop($parameters));
+			}
+
 			return $property->getValue($object);
 		}