diff --git a/app/views/layouts/_new_header.haml b/app/views/layouts/_new_header.haml
index d2734cadd..02cd3e321 100644
--- a/app/views/layouts/_new_header.haml
+++ b/app/views/layouts/_new_header.haml
@@ -20,7 +20,7 @@
       - else
         - root_profile_link, root_profile_libelle = root_path_info_for_profile(nav_bar_profile)
         = link_to root_profile_link, class: 'header-logo justify-center', title: root_profile_libelle do
-          = image_tag 'marianne.svg', alt: 'Liberté, égalité, fraternité', width: '65px'
+          = image_tag 'marianne.svg', alt: 'Liberté, égalité, fraternité', width: '65'
           %span.big.site-title> demarches-simplifiees.fr
           %span.small.site-title> d-s.fr