diff --git a/core/modules/simpletest/lib/Drupal/simpletest/TestBase.php b/core/modules/simpletest/lib/Drupal/simpletest/TestBase.php
index cf162fd..3fca2c3 100644
--- a/core/modules/simpletest/lib/Drupal/simpletest/TestBase.php
+++ b/core/modules/simpletest/lib/Drupal/simpletest/TestBase.php
@@ -806,9 +806,6 @@ public function run(array $methods = array()) {
       }
     }
     else {
-      if (defined("$class::SORT_METHODS")) {
-        sort($class_methods);
-      }
       foreach ($class_methods as $method) {
         // If the current method starts with "test", run it - it's a test.
         if (strtolower(substr($method, 0, 4)) == 'test') {