diff --git a/system/Test/FeatureTestTrait.php b/system/Test/FeatureTestTrait.php
index 5647430609f0..b117a1d890ae 100644
--- a/system/Test/FeatureTestTrait.php
+++ b/system/Test/FeatureTestTrait.php
@@ -277,7 +277,8 @@ protected function setupRequest(string $method, ?string $path = null): IncomingR
         $path  = $parts[0];
         $query = $parts[1] ?? '';
 
-        $_SERVER['QUERY_STRING'] = $query;
+        $superglobals = Services::superglobals();
+        $superglobals->setServer('QUERY_STRING', $query);
 
         $uri->setPath($path);
         $uri->setQuery($query);