diff --git a/tests/unit/Validation/Validator/FileTest.php b/tests/unit/Validation/Validator/FileTest.php
index b7173f2dab7..83078fc885d 100644
--- a/tests/unit/Validation/Validator/FileTest.php
+++ b/tests/unit/Validation/Validator/FileTest.php
@@ -34,6 +34,9 @@ class FileTest extends UnitTest
      */
     public function testSingleField()
     {
+        $_SERVER['REQUEST_METHOD'] = 'POST';
+        $_SERVER['CONTENT_LENGTH'] = 1024;
+
         $this->specify(
             'Test file validator.',
             function () {