diff --git a/mod/scorm/report/reportlib.php b/mod/scorm/report/reportlib.php
index 7e72104978d..6ed1c1d3948 100644
--- a/mod/scorm/report/reportlib.php
+++ b/mod/scorm/report/reportlib.php
@@ -24,6 +24,11 @@
 
 defined('MOODLE_INTERNAL') || die();
 
+/* Generates and returns list of available Scorm report sub-plugins
+ *
+ * @param context context level to check caps against
+ * @return array list of valid reports present
+ */
 function scorm_report_list($context) {
     global $CFG;
     static $reportlist;