diff --git a/lib/elixir/lib/kernel.ex b/lib/elixir/lib/kernel.ex
index 6a8faa4d97d..9cfb3f3444a 100644
--- a/lib/elixir/lib/kernel.ex
+++ b/lib/elixir/lib/kernel.ex
@@ -3702,7 +3702,7 @@ defmodule Kernel do
       for fun <- List.wrap(funs) do
         {name, args, as, as_args} = Kernel.Def.delegate(fun, opts)
         unless Module.get_attribute(__MODULE__, :doc) do
-          @doc "See `#{inspect target}.#{as}/#{length as_args}`."
+          @doc "See `#{inspect target}.#{as}/#{:erlang.length as_args}`."
         end
         def unquote(name)(unquote_splicing(args)) do
           unquote(target).unquote(as)(unquote_splicing(as_args))