diff --git theme/theme.inc theme/theme.inc
index 75b6019..ea0f3dd 100644
--- theme/theme.inc
+++ theme/theme.inc
@@ -32,7 +32,7 @@ function og_extras_preprocess_og_extras_group_info(&$variables) {
 
   $variables['subscribe_link'] = og_extras_subscribe('node', $variables['group_node']);
 
-  $variables['created'] = format_date($variables['group_node']->created, 'custom', 'M d Y');
+  $variables['created'] = format_date($variables['group_node']->created, 'medium');
 
   $variables['subscriber_count'] = og_extras_subscriber_count($variables['gid']);
   $variables['subscriber_link'] = l(t("!count members", array('!count' => $variables['subscriber_count'])), 'node/ ' . $variables['gid'] . '/members');