diff --git a/tests/php/Forms/TreeMultiselectFieldTest.php b/tests/php/Forms/TreeMultiselectFieldTest.php
index 1eabcb220..a6a431f2b 100644
--- a/tests/php/Forms/TreeMultiselectFieldTest.php
+++ b/tests/php/Forms/TreeMultiselectFieldTest.php
@@ -15,10 +15,7 @@ class TreeMultiselectFieldTest extends SapphireTest
     protected $formId = 'TheFormID';
     protected $fieldName = 'TestTree';
 
-    /**
-     * {@inheritdoc}
-     */
-    public function setUp()
+    protected function setUp()
     {
         parent::setUp();