diff --git a/mix.exs b/mix.exs
index 3c42b95..fef4190 100644
--- a/mix.exs
+++ b/mix.exs
@@ -98,7 +98,7 @@ defmodule Reactor.MixProject do
       {:dialyxir, ">= 0.0.0", only: [:dev, :test], runtime: false},
       {:doctor, "~> 0.18", only: [:dev, :test], runtime: false},
       {:ex_doc, github: "elixir-lang/ex_doc", only: [:dev, :test], runtime: false},
-      {:ex_check, "~> 0.15.0", only: [:dev, :test]},
+      {:ex_check, "~> 0.16.0", only: [:dev, :test]},
       {:git_ops, "~> 2.6.0", only: [:dev, :test]},
       {:mimic, "~> 1.7", only: :test},
       {:mix_audit, "~> 2.1", only: [:dev, :test], runtime: false},
diff --git a/mix.lock b/mix.lock
index d2429a1..07da8b4 100644
--- a/mix.lock
+++ b/mix.lock
@@ -6,7 +6,7 @@
   "doctor": {:hex, :doctor, "0.21.0", "20ef89355c67778e206225fe74913e96141c4d001cb04efdeba1a2a9704f1ab5", [:mix], [{:decimal, "~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}], "hexpm", "a227831daa79784eb24cdeedfa403c46a4cb7d0eab0e31232ec654314447e4e0"},
   "earmark_parser": {:hex, :earmark_parser, "1.4.36", "487ea8ef9bdc659f085e6e654f3c3feea1d36ac3943edf9d2ef6c98de9174c13", [:mix], [], "hexpm", "a524e395634bdcf60a616efe77fd79561bec2e930d8b82745df06ab4e844400a"},
   "erlex": {:hex, :erlex, "0.2.6", "c7987d15e899c7a2f34f5420d2a2ea0d659682c06ac607572df55a43753aa12e", [:mix], [], "hexpm", "2ed2e25711feb44d52b17d2780eabf998452f6efda104877a3881c2f8c0c0c75"},
-  "ex_check": {:hex, :ex_check, "0.15.0", "074b94c02de11c37bba1ca82ae5cc4926e6ccee862e57a485b6ba60fca2d8dc1", [:mix], [], "hexpm", "33848031a0c7e4209c3b4369ce154019788b5219956220c35ca5474299fb6a0e"},
+  "ex_check": {:hex, :ex_check, "0.16.0", "07615bef493c5b8d12d5119de3914274277299c6483989e52b0f6b8358a26b5f", [:mix], [], "hexpm", "4d809b72a18d405514dda4809257d8e665ae7cf37a7aee3be6b74a34dec310f5"},
   "ex_doc": {:git, "https://github.com/elixir-lang/ex_doc.git", "16a8f536d1a0868293a30d63bcff6510bf023de3", []},
   "file_system": {:hex, :file_system, "0.2.10", "fb082005a9cd1711c05b5248710f8826b02d7d1784e7c3451f9c1231d4fc162d", [:mix], [], "hexpm", "41195edbfb562a593726eda3b3e8b103a309b733ad25f3d642ba49696bf715dc"},
   "git_cli": {:hex, :git_cli, "0.3.0", "a5422f9b95c99483385b976f5d43f7e8233283a47cda13533d7c16131cb14df5", [:mix], [], "hexpm", "78cb952f4c86a41f4d3511f1d3ecb28edb268e3a7df278de2faa1bd4672eaf9b"},