diff --git a/firefox/10-manual.yml b/firefox/10-manual.yml
index 01c7ae0..a199bc6 100644
--- a/firefox/10-manual.yml
+++ b/firefox/10-manual.yml
@@ -8,3 +8,5 @@ manual:
     address:
       description: HTTP address
       type: domainname
+      params:
+        allow_ip: true