diff --git a/mix.exs b/mix.exs
index 64a94b6..60854b6 100644
--- a/mix.exs
+++ b/mix.exs
@@ -33,7 +33,7 @@ defmodule Wabanex.MixProject do
       {:absinthe_plug, "~> 1.5.0"},
       {:credo, "~> 1.7.0", only: [:dev, :test], runtime: false},
       {:crudry, "~> 2.4.0"},
-      {:dialyxir, "~> 1.3.0", only: [:dev, :test], runtime: false},
+      {:dialyxir, "~> 1.4.0", only: [:dev, :test], runtime: false},
       {:ecto_sql, "~> 3.10.0"},
       {:gettext, "~> 0.23.0"},
       {:jason, "~> 1.4.0"},
diff --git a/mix.lock b/mix.lock
index 0b39e35..ec606af 100644
--- a/mix.lock
+++ b/mix.lock
@@ -10,7 +10,7 @@
   "crudry": {:hex, :crudry, "2.4.0", "d175f1a8ee44456e852ae6b4d75997642a3e2a9f62ac28e4736656856c80dff5", [:mix], [{:absinthe, ">= 1.4.0", [hex: :absinthe, repo: "hexpm", optional: false]}, {:ecto, ">= 3.0.0", [hex: :ecto, repo: "hexpm", optional: false]}, {:gettext, ">= 0.0.0", [hex: :gettext, repo: "hexpm", optional: false]}], "hexpm", "a14150b3f82e060e602d67f2c52c6195f0fefb49aee7d226d68dc3b83b8f58dc"},
   "db_connection": {:hex, :db_connection, "2.5.0", "bb6d4f30d35ded97b29fe80d8bd6f928a1912ca1ff110831edcd238a1973652c", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "c92d5ba26cd69ead1ff7582dbb860adeedfff39774105a4f1c92cbb654b55aa2"},
   "decimal": {:hex, :decimal, "1.9.0", "83e8daf59631d632b171faabafb4a9f4242c514b0a06ba3df493951c08f64d07", [:mix], [], "hexpm", "b1f2343568eed6928f3e751cf2dffde95bfaa19dd95d09e8a9ea92ccfd6f7d85"},
-  "dialyxir": {:hex, :dialyxir, "1.3.0", "fd1672f0922b7648ff9ce7b1b26fcf0ef56dda964a459892ad15f6b4410b5284", [:mix], [{:erlex, ">= 0.2.6", [hex: :erlex, repo: "hexpm", optional: false]}], "hexpm", "00b2a4bcd6aa8db9dcb0b38c1225b7277dca9bc370b6438715667071a304696f"},
+  "dialyxir": {:hex, :dialyxir, "1.4.0", "6b698401c16de79e8596b73dca63762255e70e4bbe26423530e173917220d5fc", [:mix], [{:erlex, ">= 0.2.6", [hex: :erlex, repo: "hexpm", optional: false]}], "hexpm", "c7ecaa1da27debae488ab09d9827ec58a0161c7821972b6d2cb26c1614648849"},
   "ecto": {:hex, :ecto, "3.10.2", "6b887160281a61aa16843e47735b8a266caa437f80588c3ab80a8a960e6abe37", [:mix], [{:decimal, "~> 1.6 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "6a895778f0d7648a4b34b486af59a1c8009041fbdf2b17f1ac215eb829c60235"},
   "ecto_sql": {:hex, :ecto_sql, "3.10.1", "6ea6b3036a0b0ca94c2a02613fd9f742614b5cfe494c41af2e6571bb034dd94c", [:mix], [{:db_connection, "~> 2.4.1 or ~> 2.5", [hex: :db_connection, repo: "hexpm", optional: false]}, {:ecto, "~> 3.10.0", [hex: :ecto, repo: "hexpm", optional: false]}, {:myxql, "~> 0.6.0", [hex: :myxql, repo: "hexpm", optional: true]}, {:postgrex, "~> 0.16.0 or ~> 0.17.0 or ~> 1.0", [hex: :postgrex, repo: "hexpm", optional: true]}, {:tds, "~> 2.1.1 or ~> 2.2", [hex: :tds, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4.0 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "f6a25bdbbd695f12c8171eaff0851fa4c8e72eec1e98c7364402dda9ce11c56b"},
   "erlex": {:hex, :erlex, "0.2.6", "c7987d15e899c7a2f34f5420d2a2ea0d659682c06ac607572df55a43753aa12e", [:mix], [], "hexpm", "2ed2e25711feb44d52b17d2780eabf998452f6efda104877a3881c2f8c0c0c75"},