diff --git includes/theme.inc includes/theme.inc
index 806e5ee..37787f1 100644
--- includes/theme.inc
+++ includes/theme.inc
@@ -1814,7 +1814,7 @@ function theme_item_list($variables) {
       if (is_array($item)) {
         foreach ($item as $key => $value) {
           if ($key == 'data') {
-            $data = $value;
+            $data = render($value);
           }
           elseif ($key == 'children') {
             $children = $value;