diff --git a/feeds_ui/feeds_ui.admin.inc b/feeds_ui/feeds_ui.admin.inc
index a6937e1c250811239e8dc34c08f2e9f5462b6b33..fb2edafc77b9e5a7828674030efca23a7257f275 100644
--- a/feeds_ui/feeds_ui.admin.inc
+++ b/feeds_ui/feeds_ui.admin.inc
@@ -471,7 +471,7 @@ function theme_feeds_ui_plugin_form($variables) {
     $output .= theme('feeds_ui_container', array('container' => $container));
   }
 
-  $output .= drupal_render($form);
+  $output .= drupal_render_children($form);
   return $output;
 }
 
@@ -845,6 +845,6 @@ function theme_feeds_ui_mapping_form($variables) {
 
   $output .= drupal_render($form['legendset']);
 
-  $output .= drupal_render($form);
+  $output .= drupal_render_children($form);
   return $output;
 }