diff --git a/firefox/55-proxy_dns_socks5.yml b/firefox/55-proxy_dns_socks5.yml
index 2dbe9d1c..0f1a65f1 100644
--- a/firefox/55-proxy_dns_socks5.yml
+++ b/firefox/55-proxy_dns_socks5.yml
@@ -4,12 +4,16 @@ version: 1.1
 
 proxy_dns_socks5:
   description: Use proxy DNS when using SOCKS v5
+  mode: advanced
   default: false
   disabled:
     jinja: |-
-      {{ _.manual.socks_proxy.version is propertyerror or _.manual.socks_proxy.version == 'v4' }}
-    return_type: boolean
+      {% if _.manual.socks_proxy.version is propertyerror %}
+        the proxy mode is not manual
+      {% elif _.manual.socks_proxy.version == 'v4' %}
+        socks version is v4
+      {% endif %}
     description: |-
-      if "_.proxy_mode" is not "Manual proxy configuration"
-      or "_.manual.socks_proxy.version" is "v4"
+      if "firefox.proxy_mode" is not "Manual proxy configuration"
+      or "firefox.manual.socks_proxy.version" is "v4"
 ...