diff --git a/public/typo3conf/ext/ep_products/Classes/Controller/AjaxTableController.php b/public/typo3conf/ext/ep_products/Classes/Controller/AjaxTableController.php
index 930ce20f..6097aa11 100644
--- a/public/typo3conf/ext/ep_products/Classes/Controller/AjaxTableController.php
+++ b/public/typo3conf/ext/ep_products/Classes/Controller/AjaxTableController.php
@@ -316,7 +316,7 @@ class AjaxTableController extends ActionController
     public function daytripRoomsAction(Hotel $hotel, Product $product, string $dateFrom, string $dateTo): void
     {
         $period = new Period($dateFrom, $dateTo);
-        $nights = $period->getDateInterval()->format('%a');
+        $nights = (int)$period->dateInterval()->format('%a') + 1;
 
         if (2 > $nights) {
             $rooms = [];