diff --git a/src/Bundle/ChillActivityBundle/Export/Filter/PersonFilters/ActivityReasonFilter.php b/src/Bundle/ChillActivityBundle/Export/Filter/PersonFilters/ActivityReasonFilter.php
index 5634358c7..c55d579e4 100644
--- a/src/Bundle/ChillActivityBundle/Export/Filter/PersonFilters/ActivityReasonFilter.php
+++ b/src/Bundle/ChillActivityBundle/Export/Filter/PersonFilters/ActivityReasonFilter.php
@@ -50,7 +50,7 @@ class ActivityReasonFilter implements ExportElementValidatedInterface, FilterInt
     {
         $where = $qb->getDQLPart('where');
         $join = $qb->getDQLPart('join');
-        $clause = $qb->expr()->in('reasons', ':selected_activity_reasons');
+        $clause = $qb->expr()->in('actreasons', ':selected_activity_reasons');
 
         if (!in_array('actreasons', $qb->getAllAliases(), true)) {
             $qb->join('activity.reasons', 'actreasons');
@@ -77,6 +77,7 @@ class ActivityReasonFilter implements ExportElementValidatedInterface, FilterInt
             'class' => ActivityReason::class,
             'choice_label' => fn (ActivityReason $reason) => $this->translatableStringHelper->localize($reason->getName()),
             'group_by' => fn (ActivityReason $reason) => $this->translatableStringHelper->localize($reason->getCategory()->getName()),
+            'attr' => ['class' => 'select2 '],
             'multiple' => true,
             'expanded' => false,
         ]);