diff --git a/app/views/new_gestionnaire/dossiers/_header.html.haml b/app/views/new_gestionnaire/dossiers/_header.html.haml
index 1c171358b..9e503420f 100644
--- a/app/views/new_gestionnaire/dossiers/_header.html.haml
+++ b/app/views/new_gestionnaire/dossiers/_header.html.haml
@@ -7,10 +7,10 @@
         = "Dossier n° #{dossier.id}"
     %ul.tabs
       %li
-        = link_to "Demande", "#", class: ("selected" if current_page?(dossier_path(dossier.procedure, dossier)))
+        = link_to "Demande", dossier_path(dossier.procedure, dossier), class: ("selected" if current_page?(dossier_path(dossier.procedure, dossier)))
       %li
         = link_to "Instruction", "#"
       %li
-        = link_to "Messagerie", "#"
+        = link_to "Messagerie", messagerie_dossier_path(dossier.procedure, dossier), class: current_page?(messagerie_dossier_path(dossier.procedure, dossier)) ? 'selected' : nil
       %li
         = link_to "Historique", "#"