diff --git a/toolkit-showcase/assets/dbp-toolkit-showcase.html.ejs b/toolkit-showcase/assets/dbp-toolkit-showcase.html.ejs
index e9871011a2a275c75d4ff44c8a0ed606b49790ba..8108d220209bbf855eff987e6c599345a5f2fff3 100644
--- a/toolkit-showcase/assets/dbp-toolkit-showcase.html.ejs
+++ b/toolkit-showcase/assets/dbp-toolkit-showcase.html.ejs
@@ -54,6 +54,7 @@
<body>
<dbp-provider id="root"
+ lang="de"
entry-point-url="<%= entryPointURL %>"
nextcloud-auth-url="<%= nextcloudWebAppPasswordURL %>"
nextcloud-web-dav-url="<%= nextcloudWebDavURL %>"
@@ -61,6 +62,7 @@
nextcloud-file-url="<%= nextcloudFileURL %>">
<<%= name %>
src="<%= getUrl(name + '.topic.metadata.json') %>"
+ subscribe="lang,entry-point-url"
auth
requested-login-status
analytics-event