diff --git a/mod/folder/module.js b/mod/folder/module.js
index 5e0e638ea2d..64097f5c614 100644
--- a/mod/folder/module.js
+++ b/mod/folder/module.js
@@ -37,7 +37,7 @@ M.mod_folder.init_tree = function(Y, id, expand_all) {
             tree.expandAll();
         } else {
             // Else just expand the top node.
-            tree.getNodeByIndex(1).expand();            
+            tree.getNodeByIndex(1).expand();
         }
 
         tree.render();
diff --git a/mod/folder/renderer.php b/mod/folder/renderer.php
index 830387046df..6560ab73f54 100644
--- a/mod/folder/renderer.php
+++ b/mod/folder/renderer.php
@@ -83,7 +83,7 @@ class mod_folder_renderer extends plugin_renderer_base {
             $show_expanded = false;
         }
         $this->page->requires->js_init_call('M.mod_folder.init_tree', array($id, $show_expanded));
-        return $content;        
+        return $content;
     }
 
     /**