diff --git a/firefox/20-manual.yml b/firefox/20-manual.yml
new file mode 100644
index 0000000..7419635
--- /dev/null
+++ b/firefox/20-manual.yml
@@ -0,0 +1,7 @@
+---
+manual:
+
+  use_for_https:
+    description: Also use this proxy for HTTPS
+    type: boolean
+    default: true