diff --git a/firefox/10-manual.yml b/firefox/10-manual.yml
index 0b16451..695773e 100644
--- a/firefox/10-manual.yml
+++ b/firefox/10-manual.yml
@@ -1,7 +1,10 @@
 ---
 manual:
   description: Manual proxy configuration
-  disabled: true
+  disabled:
+    type: variable
+    variable: proxy_mode
+    when_not: 'Manual proxy configuration'
 
   http_proxy:
     description: HTTP Proxy