diff --git a/mod/folder/renderer.php b/mod/folder/renderer.php
index a089e9126ef..c570d8dabc8 100644
--- a/mod/folder/renderer.php
+++ b/mod/folder/renderer.php
@@ -56,7 +56,6 @@ class mod_folder_renderer extends plugin_renderer_base {
         if (empty($dir['subdirs']) and empty($dir['files'])) {
             return '';
         }
-        $browser = get_file_browser();
         $result = '<ul>';
         foreach ($dir['subdirs'] as $subdir) {
             $image = $this->output->pix_icon(file_folder_icon(24), $subdir['dirname'], 'moodle');
@@ -104,4 +103,4 @@ class folder_tree implements renderable {
         $fs = get_file_storage();
         $this->dir = $fs->get_area_tree($this->context->id, 'mod_folder', 'content', 0);
     }
-}
\ No newline at end of file
+}