diff --git a/package-lock.json b/package-lock.json
index a81194f..52790dd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "js-test",
-  "version": "2.10.0",
+  "version": "2.10.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index c0ad71e..9e5bab8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "js-test",
-  "version": "2.10.0",
+  "version": "2.10.1",
   "description": "Exercise/exam software for evaluating JavaScript students' progress",
   "repository": {
     "type": "git",
diff --git a/src/evaluateGroupFile.js b/src/evaluateGroupFile.js
index 21dbb7b..7748f18 100644
--- a/src/evaluateGroupFile.js
+++ b/src/evaluateGroupFile.js
@@ -50,6 +50,7 @@ var submissions = Object.keys(submissionSet).map(function(key){
 
 async.mapSeries(submissions, evaluateStudent, function(err, res) {
   if (err) throw err;
+  var flatScores = res.map(student => student.studentTotalScore);
   // for each student, enumerate total score followed by number of points for each question
   var studentScores = res.map(student => [ student.studentTotalScore ].concat(student.studentScoreArray));
   // rotate this score matrix to get scores per student per question, cf https://stackoverflow.com/a/17428705/592254