diff --git a/biscuit/apps/chronos/templates/chronos/tt_week.html b/biscuit/apps/chronos/templates/chronos/tt_week.html
index 2077afa3d8a0aa931f6f227334356c5790e23423..6cf862bec398245fc2f089548eb17bc4e7d843f1 100644
--- a/biscuit/apps/chronos/templates/chronos/tt_week.html
+++ b/biscuit/apps/chronos/templates/chronos/tt_week.html
@@ -18,10 +18,10 @@
       <h1>{{ day }}</h1>
     </div>
     <div class="btn-group" role="group" aria-label="Day actions">
-      <a href="{% url 'timetable_by_week' week_prev %}" class="btn btn-secondary">
+      <a href="{% url 'timetable_by_week' week_prev %}?{{ request.GET.urlencode }}" class="btn btn-secondary">
         {% fa 'arrow-left' %}
       </a>
-      <a href="{% url 'timetable_by_week' week_next %}" class="btn btn-secondary">
+      <a href="{% url 'timetable_by_week' week_next %}?{{ request.GET.urlencode }}" class="btn btn-secondary">
         {% fa 'arrow-right' %}
       </a>
     </div>