diff --git a/lib/elixir_dropbox.ex b/lib/elixir_dropbox.ex
index e944282..a11e706 100644
--- a/lib/elixir_dropbox.ex
+++ b/lib/elixir_dropbox.ex
@@ -4,8 +4,6 @@ defmodule ElixirDropbox do
   """
   use HTTPoison.Base
 
-  @type response :: {any}
-
   @base_url Application.get_env(:elixir_dropbox, :base_url)
 
   def post(client, url, body \\ "") do
@@ -41,6 +39,9 @@ defmodule ElixirDropbox do
 
   def post_request(client, url, body, headers) do
     headers = Map.merge(headers, headers(client))
+    IO.inspect headers
+    IO.inspect url
+    IO.inspect body
     HTTPoison.post!(url, body, headers) |> process_response
   end
 
diff --git a/mix.exs b/mix.exs
index 2e029b0..0219853 100644
--- a/mix.exs
+++ b/mix.exs
@@ -31,7 +31,7 @@ defmodule ElixirDropbox.Mixfile do
   # Type "mix help deps" for more examples and options
   defp deps do
     [
-      {:httpoison, "~> 1.0"},
+      {:httpoison, "~> 1.5"},
       {:poison, "~> 1.5"},
       {:inch_ex, "~> 0.5", only: [:dev, :test]},
       {:json, "~> 0.3.0"},