diff --git a/Library/Homebrew/rubocops/urls.rb b/Library/Homebrew/rubocops/urls.rb
index 584d014cdd..75e91ecb30 100644
--- a/Library/Homebrew/rubocops/urls.rb
+++ b/Library/Homebrew/rubocops/urls.rb
@@ -13,6 +13,7 @@ module RuboCop
           fpc
           ghc
           ghc@8.2
+          ghc@8.6
           go
           go@1.9
           go@1.10