diff --git a/firefox/20-manual.yml b/firefox/20-manual.yml
index e9f8e81..2192056 100644
--- a/firefox/20-manual.yml
+++ b/firefox/20-manual.yml
@@ -4,3 +4,17 @@ manual:
   use_for_https:
     description: Also use this proxy for HTTPS
     default: true
+
+  https_proxy:
+    description: HTTPS Proxy
+
+    address:
+      description: HTTPS address
+      type: domainname
+      params:
+        allow_ip: true
+
+    port:
+      description: HTTPS Port
+      type: port
+      default: 8080