diff --git a/templates/sommeil/dialog-repos.html b/templates/sommeil/dialog-repos.html
index c3bcbbc4..65675fa1 100644
--- a/templates/sommeil/dialog-repos.html
+++ b/templates/sommeil/dialog-repos.html
@@ -5,7 +5,7 @@
       <h2>{{name}} se repose</h2>
     </span></div>
     <div class="flexrow"><span>
-      <input class type="radio" name="repos" id="sieste" value="sieste">
+      <input type="radio" name="repos" id="sieste" value="sieste" {{#unless system.sommeil.nouveaujour}}checked{{/unless}}>
       <label for="sieste">Sieste de 
         <input type="number" name="sieste.heures" value="1" data-dtype="Number" />
         heures</label>