diff --git a/firefox/10-manual.yml b/firefox/10-manual.yml
index 3663619..85b4eb2 100644
--- a/firefox/10-manual.yml
+++ b/firefox/10-manual.yml
@@ -13,3 +13,5 @@ manual:
     address:
       description: HTTP address
       type: domainname
+      params:
+        allow_ip: true