diff --git a/includes/install.core.inc b/includes/install.core.inc
index a74dfdf..92e35d6 100644
--- a/includes/install.core.inc
+++ b/includes/install.core.inc
@@ -1816,7 +1816,7 @@ function install_configure_form_submit($form, &$form_state) {
 
   // We precreated user 1 with placeholder values. Let's save the real values.
   $account = user_load(1);
-  $merge_data = array('init' => $form_state['values']['account']['mail'], 'roles' => !empty($account->roles) ? $account->roles : array(), 'status' => 1);
+  $merge_data = array('init' => $form_state['values']['account']['mail'], 'roles' => !empty($account->roles) ? $account->roles : array(), 'status' => 1, 'timezone' => $form_state['values']['date_default_timezone']);
   user_save($account, array_merge($form_state['values']['account'], $merge_data));
   // Load global $user and perform final login tasks.
   $user = user_load(1);