diff --git a/app/controllers/new_user/dossiers_controller.rb b/app/controllers/new_user/dossiers_controller.rb
index 0c9aadfea..754d53925 100644
--- a/app/controllers/new_user/dossiers_controller.rb
+++ b/app/controllers/new_user/dossiers_controller.rb
@@ -103,7 +103,7 @@ module NewUser
     end
 
     def ensure_ownership!
-      if dossier.user_id != current_user.id
+      if !owns_dossier?
         forbidden!
       end
     end
@@ -127,6 +127,10 @@ module NewUser
       params.require(:dossier).permit(:autorisation_donnees)
     end
 
+    def owns_dossier?
+      dossier.user_id == current_user.id
+    end
+
     def draft?
       params[:submit_action] == 'draft'
     end