diff --git a/firefox/55-proxy_dns_socks5.yml b/firefox/55-proxy_dns_socks5.yml
index 052f0d13..0f1a65f1 100644
--- a/firefox/55-proxy_dns_socks5.yml
+++ b/firefox/55-proxy_dns_socks5.yml
@@ -4,6 +4,7 @@ version: 1.1
 
 proxy_dns_socks5:
   description: Use proxy DNS when using SOCKS v5
+  mode: advanced
   default: false
   disabled:
     jinja: |-