diff --git a/app/controllers/users/description_controller.rb b/app/controllers/users/description_controller.rb
index 7c42c3cdd..69e17b4a8 100644
--- a/app/controllers/users/description_controller.rb
+++ b/app/controllers/users/description_controller.rb
@@ -98,7 +98,7 @@ class Users::DescriptionController < UsersController
   private
 
   def redirect_to_description_with_errors(dossier, errors)
-    flash.alert = errors.join('<br>').html_safe
+    flash.alert = errors.join('<br>')
     redirect_to users_dossier_description_path(dossier_id: dossier.id)
   end
 
diff --git a/app/views/layouts/_flash_messages.html.haml b/app/views/layouts/_flash_messages.html.haml
index 2ed1b4013..a661dcdbd 100644
--- a/app/views/layouts/_flash_messages.html.haml
+++ b/app/views/layouts/_flash_messages.html.haml
@@ -4,4 +4,4 @@
     = flash.notice
 - if flash.alert
   .alert.alert-danger
-    = flash.alert
+    = flash.alert.html_safe