diff --git a/dnscrypt-proxy/plugin_firefox.go b/dnscrypt-proxy/plugin_firefox.go
index d6444ad5..d2ab4bf9 100644
--- a/dnscrypt-proxy/plugin_firefox.go
+++ b/dnscrypt-proxy/plugin_firefox.go
@@ -1,3 +1,5 @@
+// Work around Mozilla's evil plan - https://sk.tl/3Ek6tzhq
+
 package main
 
 import (