diff --git a/lib/xmlize.php b/lib/xmlize.php
index a8ec8c8d9bc..78cf82b2a87 100644
--- a/lib/xmlize.php
+++ b/lib/xmlize.php
@@ -39,9 +39,6 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-// Add setuplib in case it has not been loaded yet as it's required by \xml_format_exception.
-require_once($CFG->libdir.'/setuplib.php');
-
 class xml_format_exception extends moodle_exception {
     /** @var string */
     public $errorstring;
diff --git a/mod/glossary/lib.php b/mod/glossary/lib.php
index c0b44d147de..e15d7359eb7 100644
--- a/mod/glossary/lib.php
+++ b/mod/glossary/lib.php
@@ -2438,8 +2438,8 @@ function glossary_generate_export_file($glossary, $ignored = "", $hook = 0) {
  * @return string
  */
 function glossary_read_imported_file($file_content) {
-    require_once "../../lib/xmlize.php";
     global $CFG;
+    require_once "../../lib/xmlize.php";
 
     return xmlize($file_content, 0);
 }