diff --git a/volumes/conf.d/drawio.zinomedia.de.conf b/volumes/conf.d/drawio.zinomedia.de.conf
index 2f38517..0711eb6 100644
--- a/volumes/conf.d/drawio.zinomedia.de.conf
+++ b/volumes/conf.d/drawio.zinomedia.de.conf
@@ -10,6 +10,7 @@ server {
     ssl_certificate_key /etc/letsencrypt/live/drawio.zinomedia.de/privkey.pem;
 
     include "snippets/ssl-optimizations.conf";
+    include "snippets/enable-vouch.conf";
 
     add_header Content-Security-Policy "default-src 'self' data:; script-src 'self' 'unsafe-inline' 'unsafe-eval'; img-src 'self' data: http://drawio.zinomedia.de; style-src 'self' 'unsafe-inline'; font-src 'self' data:; connect-src *;" always;