diff --git a/mix.exs b/mix.exs
index 4af2c01..451f7c3 100644
--- a/mix.exs
+++ b/mix.exs
@@ -39,7 +39,7 @@ defmodule MPL3115A2.MixProject do
       {:credo, "~> 1.6", only: ~w[dev test]a, runtime: false},
       {:earmark, "~> 1.4", only: ~w[dev test]a},
       {:elixir_ale, "~> 1.2", optional: true},
-      {:ex_doc, "~> 0.30", only: ~w[dev test]a},
+      {:ex_doc, "~> 0.31", only: ~w[dev test]a},
       {:git_ops, "~> 2.4", only: ~w[dev test]a, runtime: false},
       {:mimic, "~> 1.5", only: :test},
       {:wafer, "~> 1.0"}