diff --git uc_deliverytimeslot.module uc_deliverytimeslot.module
index 22b5faa..594a63f 100644
--- uc_deliverytimeslot.module
+++ uc_deliverytimeslot.module
@@ -354,7 +354,7 @@ function theme_deliverytimeslot_pane($form) {
             $checked = '';
           }
 
-          $header[] = array('data' => t("!day", array("!day" => date('l', $timestamps))) .'<div class="deliveryday">'. date('j', $timestamps) .'&nbsp;'. t('!month', array('!month' => date('F', $timestamps))) .'</div>', 'class' => 'deliverydate');
+          $header[] = array('data' => t("!day", array("!day" => format_date($timestamps, 'custom', 'l'))) .'<div class="deliveryday">'. format_date($timestamps, 'custom', 'j') .'&nbsp;'. t('!month', array('!month' => format_date($timestamps, 'custom', 'F'))) .'</div>', 'class' => 'deliverydate');
 
           $class = 'free';
           $max = $data = '';
@@ -397,8 +397,8 @@ function theme_deliverytimeslot_pane($form) {
       $row = array();
       if (in_array(date('l', $timestamps), variable_get('uc_deliverytimeslot_week_days', _uc_deliverytimeslot_week_days()))) {
 
-        $row[] = array('data' => t('!day', array('!day' => date('l', $timestamps))), 'class' => 'deliveryday');
-        $row[] = array('data' => date('j', $timestamps) .' '. t('!month', array('!month' => date('F', $timestamps))), 'class' => 'deliverydate');
+        $row[] = array('data' => t('!day', array('!day' => format_date($timestamps, 'custom', 'l'))), 'class' => 'deliveryday');
+        $row[] = array('data' => format_date($timestamps, 'custom', 'j') .' '. t('!month', array('!month' => date('F', $timestamps))), 'class' => 'deliverydate');
 
         foreach ($timeslot as $sid => $slot) {
           // back button
@@ -531,13 +531,13 @@ function _uc_deliverytimeslot_timeslot($array = TRUE) {
   $deliverytimeslot_timeslot = variable_get('uc_deliverytimeslot_timeslot', '');
   if ($deliverytimeslot_timeslot == '') {
     $deliverytimeslot_timeslot = array(
-      '8:00-10:00',
-      '10:00-12:00',
-      '12:00-14:00',
-      '14:00-16:00',
-      '16:00-18:00',
-      '18:00-20:00',
-      '20:00-22:00',
+      t('8:00-10:00'),
+      t('10:00-12:00'),
+      t('12:00-14:00'),
+      t('14:00-16:00'),
+      t('16:00-18:00'),
+      t('18:00-20:00'),
+      t('20:00-22:00'),
     );
   }
   else {