diff --git a/components/ILIAS/Survey/Settings/class.SettingsFormGUI.php b/components/ILIAS/Survey/Settings/class.SettingsFormGUI.php
index 43611c4f8cdb..41d921556038 100755
--- a/components/ILIAS/Survey/Settings/class.SettingsFormGUI.php
+++ b/components/ILIAS/Survey/Settings/class.SettingsFormGUI.php
@@ -344,7 +344,7 @@ public function withAccess(
         $startingtime = new \ilDateTimeInputGUI($lng->txt("start_date"), 'start_date');
         $startingtime->setShowTime(true);
         if ($start) {
-            $startingtime->setDate(new \ilDate($start, IL_CAL_TIMESTAMP));
+            $startingtime->setDate(new \ilDatetime($start, IL_CAL_TIMESTAMP));
         }
         $form->addItem($startingtime);
 
@@ -354,7 +354,7 @@ public function withAccess(
         $endingtime = new \ilDateTimeInputGUI($lng->txt("end_date"), 'end_date');
         $endingtime->setShowTime(true);
         if ($end) {
-            $endingtime->setDate(new \ilDate($end, IL_CAL_TIMESTAMP));
+            $endingtime->setDate(new \ilDatetime($end, IL_CAL_TIMESTAMP));
         }
         $form->addItem($endingtime);