diff --git a/mod/lti/service/gradebookservices/classes/local/service/gradebookservices.php b/mod/lti/service/gradebookservices/classes/local/service/gradebookservices.php
index 9c7783e5451..e6914c3352e 100644
--- a/mod/lti/service/gradebookservices/classes/local/service/gradebookservices.php
+++ b/mod/lti/service/gradebookservices/classes/local/service/gradebookservices.php
@@ -326,7 +326,7 @@ class gradebookservices extends service_base {
         require_once($CFG->libdir . '/gradelib.php');
         $finalgrade = null;
         $timemodified = null;
-        if (isset($score->scoreGiven) && $score->scoreGiven) {
+        if (isset($score->scoreGiven)) {
             $finalgrade = grade_floatval($score->scoreGiven);
             $max = 1;
             if (isset($score->scoreMaximum)) {