diff --git a/mod/assignment/index.php b/mod/assignment/index.php
index 9a7a0c5cbe1..334266e95be 100644
--- a/mod/assignment/index.php
+++ b/mod/assignment/index.php
@@ -90,6 +90,9 @@
         if (isset($grading_info->items[0])) {
             $grade = $grading_info->items[0]->grades[$USER->id]->str_grade;
         }
+        else {
+            $grade = '-';
+        }
 
         $type = $types[$cm->assignmenttype];