diff --git a/app/views/new_gestionnaire/procedures/show.html.haml b/app/views/new_gestionnaire/procedures/show.html.haml
index 20374b688..1273f1164 100644
--- a/app/views/new_gestionnaire/procedures/show.html.haml
+++ b/app/views/new_gestionnaire/procedures/show.html.haml
@@ -46,7 +46,7 @@
               %li
                 = link_to "Au format .csv", backoffice_download_dossiers_tps_path(format: :csv, procedure_id: @procedure.id), target: "_blank"
               %li
-                = link_to "Au format .xls", backoffice_download_dossiers_tps_path(format: :xls, procedure_id: @procedure.id), target: "_blank"
+                = link_to "Au format .xlsx", backoffice_download_dossiers_tps_path(format: :xlsx, procedure_id: @procedure.id), target: "_blank"
               %li
                 = link_to "Au format .ods", backoffice_download_dossiers_tps_path(format: :ods, procedure_id: @procedure.id), target: "_blank"