diff --git a/inc/targetticket.class.php b/inc/targetticket.class.php
index 1c9269b6c..c3f433ca1 100644
--- a/inc/targetticket.class.php
+++ b/inc/targetticket.class.php
@@ -1180,7 +1180,7 @@ protected function showAssociateSettings($rand) {
       $rows = $itemTargetTicket->find([
          self::getForeignKeyField() => $this->getID(),
          [
-            'NOT' => ['itemtype' => [PluginFormcreatorTargetTicket::class, Ticket::class]],
+            'NOT' => ['itemtype' => [PluginFormcreatorTargetTicket::class, PluginFormcreatorQuestion::class, Ticket::class]],
          ],
       ]);
       foreach ($rows as $row) {
@@ -1251,7 +1251,7 @@ protected function setTargetAssociatedItem(array $data, PluginFormcreatorFormAns
             $rows = $itemTargetTicket->find([
                self::getForeignKeyField() => $this->getID(),
                [
-                  'NOT' => ['itemtype' => [PluginFormcreatorTargetTicket::class, Ticket::class]],
+                  'NOT' => ['itemtype' => [PluginFormcreatorTargetTicket::class, PluginFormcreatorQuestion::class, Ticket::class]],
                ],
             ]);
             $data['items_id'] = [];
@@ -1551,6 +1551,7 @@ private function saveAssociatedItems($input) {
             $itemTargetTicket->deleteByCriteria([
                'NOT' => ['itemtype' => [
                   PluginFormcreatorTargetTicket::class,
+                  PluginFormcreatorQuestion::class,
                   Ticket::class,
                ]],
                self::getForeignKeyField() => $this->getID(),