diff --git a/traiter/email.yaml b/traiter/email.yaml
index 88dad3270d9a64de5d646aa9f486f4036ed53acb..1cfe61f3afd2328fa9e371663bd5083fce4a37f8 100644
--- a/traiter/email.yaml
+++ b/traiter/email.yaml
@@ -63,16 +63,19 @@ options:
     saisie: 'case'
     options:
       nom: 'masquer_liens'
+      li_class: 'pleine_largeur'
       label_case: '<:formidable:traiter_email_option_masquer_liens_label_case:>'
   -
     saisie: 'case'
     options:
       nom: 'activer_ip'
+      li_class: 'pleine_largeur'
       label_case: '<:formidable:traiter_email_option_activer_ip_label_case:>'
   -
     saisie: 'case'
     options:
       nom: 'activer_accuse'
+      li_class: 'pleine_largeur'
       label_case: '<:formidable:traiter_email_option_activer_accuse_label_case:>'
   -
     saisie: 'input'