diff --git a/src/Bundle/ChillCalendarBundle/Export/Aggregator/MonthYearAggregator.php b/src/Bundle/ChillCalendarBundle/Export/Aggregator/MonthYearAggregator.php
index fa83d8398..71a0e75bb 100644
--- a/src/Bundle/ChillCalendarBundle/Export/Aggregator/MonthYearAggregator.php
+++ b/src/Bundle/ChillCalendarBundle/Export/Aggregator/MonthYearAggregator.php
@@ -19,15 +19,16 @@ class MonthYearAggregator implements AggregatorInterface
 
     public function getLabels($key, array $values, $data): Closure
     {
+        return function($value): string {
+            if ($value === '_header') {
+                return 'by month and year';
+            }
 
-        dump($values);
+            $month = substr($value,0, 2);
+            $year = substr($value, 3, 4);
 
-        $labels = [];
-
-        return static function (string $value) use ($labels): string {
-            return $labels[$value];
+            return strftime('%B %G', mktime(0, 0, 0, $month, '1', $year));
         };
-
     }
 
     public function buildForm(FormBuilderInterface $builder)
@@ -47,10 +48,8 @@ class MonthYearAggregator implements AggregatorInterface
 
     public function alterQuery(QueryBuilder $qb, $data)
     {
-        $qb->addSelect('MONTH(:startDate), YEAR(:startDate) as month_year_aggregator');
-//        $qb->addSelect('YEAR(cal.startDate) as year_aggregator');
-
-        $qb->setParameter('startDate', 'cal.startDate');
+        $qb->addSelect("to_char(cal.startDate, 'MM-YYYY') AS month_year_aggregator");
+        // $qb->addSelect("extract(month from age(cal.startDate, cal.endDate)) AS month_aggregator");
         $groupBy = $qb->getDQLPart('groupBy');
 
         if (!empty($groupBy)) {
diff --git a/src/Bundle/ChillCalendarBundle/Resources/config/services/exports.yaml b/src/Bundle/ChillCalendarBundle/Resources/config/services/exports.yaml
index 0f9ed1a49..56580dba1 100644
--- a/src/Bundle/ChillCalendarBundle/Resources/config/services/exports.yaml
+++ b/src/Bundle/ChillCalendarBundle/Resources/config/services/exports.yaml
@@ -96,9 +96,9 @@ services:
     tags:
       - { name: chill.export_aggregator, alias: cancel_reason_aggregator }
 
-  chill.calendar.export.month_year_aggregator:
+  chill.calendar.export.month_aggregator:
     class: Chill\CalendarBundle\Export\Aggregator\MonthYearAggregator
     autowire: true
     autoconfigure: true
     tags:
-      - { name: chill.export_aggregator, alias: month_year_aggregator }
\ No newline at end of file
+      - { name: chill.export_aggregator, alias: month_aggregator }
\ No newline at end of file
diff --git a/src/Bundle/ChillCalendarBundle/translations/messages.fr.yml b/src/Bundle/ChillCalendarBundle/translations/messages.fr.yml
index 48f17be76..11937d2b7 100644
--- a/src/Bundle/ChillCalendarBundle/translations/messages.fr.yml
+++ b/src/Bundle/ChillCalendarBundle/translations/messages.fr.yml
@@ -70,3 +70,4 @@ Scope: Service
 Job: Métier
 Location type: Type de localisation
 Location: Lieu de rendez-vous
+by month and year: Par mois et année