kmx.io/ex_ovh

diff --git a/README.md b/README.md
index ece4ed2..b6b3e13 100644
--- a/README.md
+++ b/README.md
@@ -86,6 +86,7 @@ ExOvh.V1.Cloud.get_containers(service_name) |> ExOvh.request!()
 - [x] Basic examples to be added to readme of usage of the api.
 - [ ] Add macro for building queries.
 - [ ] Write the usage guide - more examples of using the API.
+- [ ] Remove dependency on `:calendar` if tz info is not required.
 
 
 #### Note 
diff --git a/mix.exs b/mix.exs
index 829c0d4..4c4821c 100644
--- a/mix.exs
+++ b/mix.exs
@@ -28,7 +28,6 @@ defmodule ExOvh.Mixfile do
   defp deps() do
     [
       {:calendar, "~> 0.17"},
-      {:og, ">= 0.2.4"},
       {:poison, "~> 1.5 or ~> 2.0 or ~> 3.0"},
       {:httpipe_adapters_hackney, "~> 0.9"},
       {:floki, ">= 0.7.0"},
diff --git a/mix.lock b/mix.lock
index 7f6930c..2bf2e2f 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1,5 +1,4 @@
-%{"apex": {:hex, :apex, "1.0.0", "abf230314d35ca4c48a902f693247f190ad42fc14862b9c4f7dbb7077b21c20a", [:mix], []},
-  "calendar": {:hex, :calendar, "0.17.2", "d6b7bccc29c72203b076d4e488d967780bf2d123a96fafdbf45746fdc2fa342c", [:mix], [{:tzdata, "~> 0.5.8 or ~> 0.1.201603", [hex: :tzdata, optional: false]}]},
+%{"calendar": {:hex, :calendar, "0.17.2", "d6b7bccc29c72203b076d4e488d967780bf2d123a96fafdbf45746fdc2fa342c", [:mix], [{:tzdata, "~> 0.5.8 or ~> 0.1.201603", [hex: :tzdata, optional: false]}]},
   "certifi": {:hex, :certifi, "1.0.0", "1c787a85b1855ba354f0b8920392c19aa1d06b0ee1362f9141279620a5be2039", [:rebar3], []},
   "earmark": {:hex, :earmark, "1.2.0", "bf1ce17aea43ab62f6943b97bd6e3dc032ce45d4f787504e3adf738e54b42f3a", [:mix], []},
   "ex_doc": {:hex, :ex_doc, "0.15.0", "e73333785eef3488cf9144a6e847d3d647e67d02bd6fdac500687854dd5c599f", [:mix], [{:earmark, "~> 1.1", [hex: :earmark, optional: false]}]},
@@ -13,7 +12,6 @@
   "metrics": {:hex, :metrics, "1.0.1", "25f094dea2cda98213cecc3aeff09e940299d950904393b2a29d191c346a8486", [:rebar3], []},
   "mimerl": {:hex, :mimerl, "1.0.2", "993f9b0e084083405ed8252b99460c4f0563e41729ab42d9074fd5e52439be88", [:rebar3], []},
   "mochiweb": {:hex, :mochiweb, "2.15.0", "e1daac474df07651e5d17cc1e642c4069c7850dc4508d3db7263a0651330aacc", [:rebar3], []},
-  "og": {:hex, :og, "0.2.4", "0041226e485576231abecf8a33db81557be338da2c6bcb3aedd7cac678064ae1", [:mix], [{:apex, "~> 1.0", [hex: :apex, optional: false]}]},
   "poison": {:hex, :poison, "3.1.0", "d9eb636610e096f86f25d9a46f35a9facac35609a7591b3be3326e99a0484665", [:mix], []},
   "ssl_verify_fun": {:hex, :ssl_verify_fun, "1.1.1", "28a4d65b7f59893bc2c7de786dec1e1555bd742d336043fe644ae956c3497fbe", [:make, :rebar], []},
   "tzdata": {:hex, :tzdata, "0.5.11", "3d5469a9f46bdf4a8760333dbdabdcc4751325035c454b10521f71e7c611ae50", [:mix], [{:hackney, "~> 1.0", [hex: :hackney, optional: false]}]}}