diff --git a/README.md b/README.md
index 30b4716..4a74ec0 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ by adding `ex_oanda` to your list of dependencies in `mix.exs`:
 ```elixir
 def deps do
   [
-    {:ex_oanda, "~> 0.1.0"}
+    {:ex_oanda, "~> 0.0.1"}
   ]
 end
 ```
diff --git a/util/api.ex b/lib/util/api.ex
similarity index 96%
rename from util/api.ex
rename to lib/util/api.ex
index cb6c7a8..761b276 100644
--- a/util/api.ex
+++ b/lib/util/api.ex
@@ -10,8 +10,6 @@ defmodule ExOanda.API do
     "user-agent": "ExOanda/" <> Mix.Project.config()[:version]
   ]
 
-  # @success_codes Enum.to_list(200..299)
-
   @spec auth_bearer(Conn.t()) :: {:bearer, String.t()}
   def auth_bearer(%Conn{token: token}) do
     {:bearer, token}
diff --git a/util/error.ex b/lib/util/error.ex
similarity index 100%
rename from util/error.ex
rename to lib/util/error.ex
diff --git a/mix.exs b/mix.exs
index 7dabe6b..da76b25 100644
--- a/mix.exs
+++ b/mix.exs
@@ -5,7 +5,7 @@ defmodule ExOanda.MixProject do
     [
       app: :ex_oanda,
       version: "0.0.1",
-      elixir: "~> 1.16",
+      elixir: "~> 1.14",
       start_permanent: Mix.env() == :prod,
       deps: deps(),
       dialyzer: [plt_add_apps: [:mix]],