diff --git a/js/questionset.js b/js/questionset.js
index e63cd50..9796e33 100644
--- a/js/questionset.js
+++ b/js/questionset.js
@@ -264,7 +264,7 @@ H5P.QuestionSet = function (options, contentId) {
       passed: success
     };
     var displayResults = function () {
-      self.triggerXAPICompleted(self.getScore(), self.totalScore());
+      self.triggerXAPICompleted(self.getScore(), self.totalScore(), success);
 
       if (!params.endGame.showResultPage) {
         self.trigger('h5pQuestionSetFinished', eventData);