diff --git a/tabellio/pfbviews/comevent_templates/view.pt b/tabellio/pfbviews/comevent_templates/view.pt
index e285bd8..33bb699 100644
--- a/tabellio/pfbviews/comevent_templates/view.pt
+++ b/tabellio/pfbviews/comevent_templates/view.pt
@@ -18,8 +18,8 @@
         <h2 tal:content="context/aq_parent/Title">Agenda parlementaire</h2>
 
         <div id="agenda-view-switcher">
-          <a tal:attributes="href string:../?year=${context/start/year}&month=${context/start/month}">Calendrier</a> |
-          <a tal:attributes="href string:../list?year=${context/start/year}&month=${context/start/month}">Liste</a>
+          <a tal:attributes="href string:../?navyear=${context/start/year}&navmonth=${context/start/month}">Calendrier</a> |
+          <a tal:attributes="href string:../list?navyear=${context/start/year}&navmonth=${context/start/month}">Liste</a>
         </div>
 
         <div class="detail-agenda">
diff --git a/tabellio/pfbviews/event_templates/view.pt b/tabellio/pfbviews/event_templates/view.pt
index 926a2fd..b4f9ef6 100644
--- a/tabellio/pfbviews/event_templates/view.pt
+++ b/tabellio/pfbviews/event_templates/view.pt
@@ -18,8 +18,8 @@
         <h2 tal:content="context/aq_parent/Title">Agenda parlementaire</h2>
 
         <div id="agenda-view-switcher">
-          <a tal:attributes="href string:../?year=${context/start/year}&month=${context/start/month}">Calendrier</a> |
-          <a tal:attributes="href string:../list?year=${context/start/year}&month=${context/start/month}">Liste</a>
+          <a tal:attributes="href string:../?navyear=${context/start/year}&navmonth=${context/start/month}">Calendrier</a> |
+          <a tal:attributes="href string:../list?navyear=${context/start/year}&navmonth=${context/start/month}">Liste</a>
         </div>
 
         <div class="detail-agenda">
diff --git a/tabellio/pfbviews/parlevent_templates/view.pt b/tabellio/pfbviews/parlevent_templates/view.pt
index 5e759dd..e397c0f 100644
--- a/tabellio/pfbviews/parlevent_templates/view.pt
+++ b/tabellio/pfbviews/parlevent_templates/view.pt
@@ -18,8 +18,8 @@
         <h2 tal:content="context/aq_parent/Title">Agenda parlementaire</h2>
 
         <div id="agenda-view-switcher">
-          <a tal:attributes="href string:../?year=${context/start/year}&month=${context/start/month}">Calendrier</a> |
-          <a tal:attributes="href string:../list?year=${context/start/year}&month=${context/start/month}">Liste</a>
+          <a tal:attributes="href string:../?navyear=${context/start/year}&navmonth=${context/start/month}">Calendrier</a> |
+          <a tal:attributes="href string:../list?navyear=${context/start/year}&navmonth=${context/start/month}">Liste</a>
         </div>
 
         <div class="detail-agenda">