diff --git a/mix.exs b/mix.exs
index cba5130..1f6781c 100644
--- a/mix.exs
+++ b/mix.exs
@@ -13,20 +13,20 @@ defmodule MixGleam.MixProject do
       package: [
         maintainers: ["Louis Pilfold"],
         licenses: ["Apache-2.0"],
-        links: %{"GitHub" => "https://github.com/gleam-lang/mix_gleam"},
+        links: %{"GitHub" => "https://github.com/gleam-lang/mix_gleam"}
       ]
     ]
   end
 
   # Run "mix help compile.app" to learn about applications.
   def application do
-    [
-    ]
+    []
   end
 
   # Run "mix help deps" to learn about dependencies.
   defp deps do
     [
+      {:ex_doc, ">= 0.0.0", only: :dev, runtime: false}
     ]
   end
 end
diff --git a/mix.lock b/mix.lock
new file mode 100644
index 0000000..bb9c0be
--- /dev/null
+++ b/mix.lock
@@ -0,0 +1,7 @@
+%{
+  "earmark": {:hex, :earmark, "1.4.4", "4821b8d05cda507189d51f2caeef370cf1e18ca5d7dfb7d31e9cafe6688106a4", [:mix], [], "hexpm"},
+  "ex_doc": {:hex, :ex_doc, "0.22.1", "9bb6d51508778193a4ea90fa16eac47f8b67934f33f8271d5e1edec2dc0eee4c", [:mix], [{:earmark, "~> 1.4.0", [hex: :earmark, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.14", [hex: :makeup_elixir, repo: "hexpm", optional: false]}], "hexpm"},
+  "makeup": {:hex, :makeup, "1.0.2", "0b9f7bfb7a88bed961341b359bc2cc1b233517af891ba4890ec5a580ffe738b4", [:mix], [{:nimble_parsec, "~> 0.5", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm"},
+  "makeup_elixir": {:hex, :makeup_elixir, "0.14.1", "4f0e96847c63c17841d42c08107405a005a2680eb9c7ccadfd757bd31dabccfb", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm"},
+  "nimble_parsec": {:hex, :nimble_parsec, "0.6.0", "32111b3bf39137144abd7ba1cce0914533b2d16ef35e8abc5ec8be6122944263", [:mix], [], "hexpm"},
+}