2 files changed, 5 insertions, 2 deletions
diff --git a/mix.exs b/mix.exs
index 2772d56..6348d98 100644
--- a/mix.exs
+++ b/mix.exs
@@ -19,7 +19,8 @@ defmodule ExPrometheusIo.Mixfile do
   end
 
   defp deps do
-    [{:poison, "~> 2.2 or ~> 1.5"}]
+    [{:poison, "~> 2.2 or ~> 1.5"},
+     {:ex_doc, "~> 0.13.0", only: :dev}]
   end
 
   defp elixirc_paths(:test), do: ["lib", "test/support"]
diff --git a/mix.lock b/mix.lock
index 40901e9..1de9165 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1 +1,3 @@
-%{"poison": {:hex, :poison, "2.2.0", "4763b69a8a77bd77d26f477d196428b741261a761257ff1cf92753a0d4d24a63", [:mix], []}}
+%{"earmark": {:hex, :earmark, "1.0.1", "2c2cd903bfdc3de3f189bd9a8d4569a075b88a8981ded9a0d95672f6e2b63141", [:mix], []},
+  "ex_doc": {:hex, :ex_doc, "0.13.0", "aa2f8fe4c6136a2f7cfc0a7e06805f82530e91df00e2bff4b4362002b43ada65", [:mix], [{:earmark, "~> 1.0", [hex: :earmark, optional: false]}]},
+  "poison": {:hex, :poison, "2.2.0", "4763b69a8a77bd77d26f477d196428b741261a761257ff1cf92753a0d4d24a63", [:mix], []}}