diff --git a/src/EventListener/ModifyIcalDataListener.php b/src/EventListener/ModifyIcalDataListener.php
index f470266..c15ed20 100644
--- a/src/EventListener/ModifyIcalDataListener.php
+++ b/src/EventListener/ModifyIcalDataListener.php
@@ -6,6 +6,7 @@ use Contao\CalendarEventsModel;
 use Contao\CoreBundle\DependencyInjection\Attribute\AsHook;
 use Kigkonsult\Icalcreator\Vevent;
 use Contao\System;
+use Doctrine\DBAL\ArrayParameterType;
 use Doctrine\DBAL\Connection;
 
 #[AsHook('editVEvent')]
@@ -49,7 +50,7 @@ class ModifyIcalDataListener
                     ->select('contactsTerm', 'contactsFirstname', 'contactsLastname', 'contactsEmail')
                     ->from('ctlg_contacts')
                     ->where('id IN (:ids)')
-                    ->setParameter('ids', $contactIds, Connection::PARAM_INT_ARRAY)
+                    ->setParameter('ids', $contactIds, ArrayParameterType::INTEGER)
                     ->executeQuery();
 
                 $contacts = $query->fetchAllAssociative();
diff --git a/src/EventListener/OfferListener.php b/src/EventListener/OfferListener.php
index 9ea4c44..bddc7c0 100644
--- a/src/EventListener/OfferListener.php
+++ b/src/EventListener/OfferListener.php
@@ -5,6 +5,7 @@ namespace Mummert\KsNossenerlandBundle\EventListener;
 use Contao\CoreBundle\ServiceAnnotation\Hook;
 use Contao\Template;
 use Psr\Log\LoggerInterface;
+use Doctrine\DBAL\ArrayParameterType;
 use Doctrine\DBAL\Connection;
 use Contao\StringUtil;
 
@@ -38,7 +39,7 @@ class OfferListener
                     $gemeindenRaw = $this->connection->fetchAllAssociative(
                         'SELECT * FROM ctlg_gemeinden WHERE id IN (?)',
                         [$gemeindeIds],
-                        [Connection::PARAM_INT_ARRAY]
+                        [ArrayParameterType::INTEGER]
                     );
 
                     foreach ($gemeindenRaw as $gemeinde) {
@@ -89,7 +90,7 @@ class OfferListener
                         $gemeindenRaw = $this->connection->fetchAllAssociative(
                             'SELECT * FROM ctlg_gemeinden WHERE id IN (?)',
                             [$gemeindeIds],
-                            [Connection::PARAM_INT_ARRAY]
+                            [ArrayParameterType::INTEGER]
                         );
 
                         foreach ($gemeindenRaw as $gemeinde) {
@@ -194,7 +195,7 @@ class OfferListener
                      LEFT JOIN ctlg_districts d ON g.gemeindeBereich = d.id 
                      WHERE g.id IN (?)',
                     [$gemeindeIds],
-                    [Connection::PARAM_INT_ARRAY]
+                    [ArrayParameterType::INTEGER]
                 );
 
                 foreach ($rows as $row) {
diff --git a/src/EventListener/PlaceListener.php b/src/EventListener/PlaceListener.php
index fc3a5a5..159854e 100644
--- a/src/EventListener/PlaceListener.php
+++ b/src/EventListener/PlaceListener.php
@@ -5,6 +5,7 @@ namespace Mummert\KsNossenerlandBundle\EventListener;
 use Contao\CoreBundle\ServiceAnnotation\Hook;
 use Contao\Template;
 use Contao\StringUtil;
+use Doctrine\DBAL\ArrayParameterType;
 use Doctrine\DBAL\Connection;
 use Psr\Log\LoggerInterface;
 
@@ -51,7 +52,7 @@ class PlaceListener
                  LEFT JOIN ctlg_districts d ON g.gemeindeBereich = d.id 
                  WHERE g.id IN (?)',
                 [$gemeindeIds],
-                [Connection::PARAM_INT_ARRAY]
+                [ArrayParameterType::INTEGER]
             );
 
             foreach ($rows as $row) {