diff --git a/grade/lib.php b/grade/lib.php
index 1535bad0918..9a9c6044937 100644
--- a/grade/lib.php
+++ b/grade/lib.php
@@ -2072,7 +2072,7 @@ function grade_view_all_grades($view_by_student) { // if mode=='grade' then we a
             $header = '<tr><th rowspan="2" scope="col">'.$student_heading_link.'</th>';
         }
         else {
-            $header = '</tr>';
+            $header = '<tr>';
         }
         $header1 = '<tr>';