diff --git a/app/controllers/help_controller.rb b/app/controllers/help_controller.rb
index 4accfb33cc731f421382a0f3a0ad6a14d31d1621..9a81eed21788d3d0049add7939c0524ce461fd4a 100644
--- a/app/controllers/help_controller.rb
+++ b/app/controllers/help_controller.rb
@@ -36,7 +36,7 @@ class HelpController < ApplicationController
     if template
       redirect_to "/manual/#{lang}/#{template}"
     else
-      redirect_to "/manual/#{lang}/"
+      redirect_to "/manual/#{lang}/index.html"
     end
   end