diff --git a/firefox/10-manual.yml b/firefox/10-manual.yml
index 29ea6a3..1a41491 100644
--- a/firefox/10-manual.yml
+++ b/firefox/10-manual.yml
@@ -3,6 +3,5 @@ manual:
   description: Manual proxy configuration
   type: family
   disabled:
-    type: variable
     variable: proxy_mode
     when_not: 'Manual proxy configuration'