diff --git a/modules/simpletest/tests/drupal_autoload_test/drupal_autoload_test.module b/modules/simpletest/tests/drupal_autoload_test/drupal_autoload_test.module
index 19f4aad..edd5d77 100644
--- a/modules/simpletest/tests/drupal_autoload_test/drupal_autoload_test.module
+++ b/modules/simpletest/tests/drupal_autoload_test/drupal_autoload_test.module
@@ -10,10 +10,10 @@
  */
 function drupal_autoload_test_registry_files_alter(&$files, $modules) {
   foreach ($modules as $module) {
-    // Add in the drupal_autoload_test_trait.inc file to the registry when
-    // PHP 5.4+ is being used.
+    // Add the drupal_autoload_test_trait.sh file to the registry when PHP 5.4+
+    // is being used.
     if ($module->name == 'drupal_autoload_test' && version_compare(PHP_VERSION, '5.4') >= 0) {
-      $files["$module->dir/drupal_autoload_test_trait.php54inc"] = array(
+      $files["$module->dir/drupal_autoload_test_trait.sh"] = array(
         'module' => $module->name,
         'weight' => $module->weight,
       );
diff --git a/modules/simpletest/tests/drupal_autoload_test/drupal_autoload_test_trait.php54inc b/modules/simpletest/tests/drupal_autoload_test/drupal_autoload_test_trait.sh
similarity index 100%
rename from modules/simpletest/tests/drupal_autoload_test/drupal_autoload_test_trait.php54inc
rename to modules/simpletest/tests/drupal_autoload_test/drupal_autoload_test_trait.sh