diff --git a/www/english_index.html b/www/english_index.html
index d38db22..39ce43e 100644
--- a/www/english_index.html
+++ b/www/english_index.html
@@ -327,8 +327,8 @@
         <div class="cal-event">
           <span class="cal-event-id">r6t</span>
           <span class="cal-event-name">Swing Rock (6-stroke)</span>
-          <span class="cal-event-start-date">25/11/2023 23:00</span>
-          <span class="cal-event-end-date">26/11/2023 0:00</span>
+          <span class="cal-event-start-date">25/11/2023 23:30</span>
+          <span class="cal-event-end-date">26/11/2023 3:00</span>
           <span class="cal-event-location">Salle des Résistants</span>
           <span class="cal-event-description">
             You like jazz, rock'n roll, swing and vitage? you want to discover this happy and rhythmic dance that is swing rock? Come dance at Ulm!
@@ -338,8 +338,8 @@
         <div class="cal-event">
           <span class="cal-event-id">tango</span>
           <span class="cal-event-name">Tango Party</span>
-          <span class="cal-event-start-date">26/11/2023 0:30</span>
-          <span class="cal-event-end-date">26/11/2023 4:00</span>
+          <span class="cal-event-start-date">25/11/2023 21:30</span>
+          <span class="cal-event-end-date">25/11/2023 23:30</span>
           <span class="cal-event-location">Salle des Résistants</span>
           <span class="cal-event-description">
             What is tango? <br>
diff --git a/www/index.html b/www/index.html
index 33e62c9..f7fb063 100644
--- a/www/index.html
+++ b/www/index.html
@@ -332,8 +332,8 @@
         <div class="cal-event">
           <span class="cal-event-id">r6t</span>
           <span class="cal-event-name">Rock Swing (6T)</span>
-          <span class="cal-event-start-date">25/11/2023 23:00</span>
-          <span class="cal-event-end-date">26/11/2023 0:00</span>
+          <span class="cal-event-start-date">25/11/2023 23:30</span>
+          <span class="cal-event-end-date">26/11/2023 3:00</span>
           <span class="cal-event-location">Salle des Résistants</span>
           <span class="cal-event-description">
             Vous aimez le jazz, le rock’n roll, le swing et le vintage ? Vous voulez découvrir cette danse enjouée et rythmée qu’est le rock swing ? Venez danser à Ulm !
@@ -343,8 +343,8 @@
         <div class="cal-event">
           <span class="cal-event-id">tango</span>
           <span class="cal-event-name">Soirée Tango</span>
-          <span class="cal-event-start-date">26/11/2023 0:30</span>
-          <span class="cal-event-end-date">26/11/2023 4:00</span>
+          <span class="cal-event-start-date">25/11/2023 21:30</span>
+          <span class="cal-event-end-date">25/11/2023 23:30</span>
           <span class="cal-event-location">Salle des Résistants</span>
           <span class="cal-event-description">
             Qu'est ce que le tango ? <br>