diff --git a/cfg_grades.php b/cfg_grades.php
index f16b69d..f00b896 100644
--- a/cfg_grades.php
+++ b/cfg_grades.php
@@ -50,6 +50,9 @@ foreach ($mappings as $cfg) {
 }
 
 print $OUTPUT->header();
+print "<pre>";
+print $CFG->gradebookroles;
+print "</pre>";
 
 if ($_POST["action"] == "update") {
     // First loop through the scales to see which need to be updated.