diff --git a/app/views/instructeurs/export_templates/_preview.html.haml b/app/views/instructeurs/export_templates/_preview.html.haml
index d12f908ae..124abc2c1 100644
--- a/app/views/instructeurs/export_templates/_preview.html.haml
+++ b/app/views/instructeurs/export_templates/_preview.html.haml
@@ -1,17 +1,17 @@
 #preview.export-template-preview.fr-p-2w.sticky--top
   %h2.fr-h4 Aperçu
   %ul.tree.fr-text--sm
-    %li= DownloadableFileService::EXPORT_DIRNAME
+    %li #{DownloadableFileService::EXPORT_DIRNAME}/
     %li
       %ul
         %li
-          %span#preview_default_dossier_directory= export_template.tiptap_convert(dossier, "default_dossier_directory")
+          %span#preview_default_dossier_directory #{export_template.tiptap_convert(dossier, "default_dossier_directory")}/
           %ul
-            %li#preview_pdf_name= export_template.tiptap_convert(dossier, "pdf_name")
+            %li#preview_pdf_name #{export_template.tiptap_convert(dossier, "pdf_name")}.pdf
             - procedure.exportables_pieces_jointes.each do |pj|
-              %li{ id: "preview_pj_#{pj.stable_id}" }= export_template.tiptap_convert_pj(dossier, pj.stable_id)
+              %li{ id: "preview_pj_#{pj.stable_id}" } #{export_template.tiptap_convert_pj(dossier, pj.stable_id)}-1.jpg
           %ul
             %li
-              %span messagerie
+              %span messagerie/
               %ul
-                %li un-autre-fichier
+                %li un-autre-fichier.png