diff --git a/modules/simpletest/drupal_web_test_case.php b/modules/simpletest/drupal_web_test_case.php
index 62ee334c445384d61cb32f597c43c7b9e24203ea..4e0d55ffbc984a44466ab804526ed48ea60915b0 100644
--- a/modules/simpletest/drupal_web_test_case.php
+++ b/modules/simpletest/drupal_web_test_case.php
@@ -1120,7 +1120,7 @@ protected function preloadRegistry() {
   protected function refreshVariables() {
     global $conf;
     cache_clear_all('variables', 'cache');
-    $conf = variable_init();
+    $conf = variable_initialize();
   }
 
   /**