diff --git a/mix.lock b/mix.lock
index e0819be..a81af09 100644
--- a/mix.lock
+++ b/mix.lock
@@ -2,7 +2,7 @@
   "beam_notify": {:hex, :beam_notify, "1.1.0", "4ce38e27460a3c03b6f77c10c6f31458b035ebb1035cd52d4b3e771311837dba", [:make, :mix], [{:elixir_make, "~> 0.6", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "8547a310702bfcea0e401534398617b940808ff6ad10c43dddc85c169de7b9cc"},
   "bunt": {:hex, :bunt, "1.0.0", "081c2c665f086849e6d57900292b3a161727ab40431219529f13c4ddcf3e7a44", [:mix], [], "hexpm", "dc5f86aa08a5f6fa6b8096f0735c4e76d54ae5c9fa2c143e5a1fc7c1cd9bb6b5"},
   "circuits_uart": {:hex, :circuits_uart, "1.5.3", "fb8e9cb8dcdcb987497b889d9bb51ee2932486afdf9961da2c3c699598da02d3", [:mix], [{:elixir_make, "~> 0.6", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "9bd14660cc9f2c29500012f1772130e00b7edca27e2052d20360750185fc5d0f"},
-  "credo": {:hex, :credo, "1.7.8", "9722ba1681e973025908d542ec3d95db5f9c549251ba5b028e251ad8c24ab8c5", [:mix], [{:bunt, "~> 0.2.1 or ~> 1.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2 or ~> 1.0", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "cb9e87cc64f152f3ed1c6e325e7b894dea8f5ef2e41123bd864e3cd5ceb44968"},
+  "credo": {:hex, :credo, "1.7.9", "07bb31907746ae2b5e569197c9e16c0d75c8578a22f01bee63f212047efb2647", [:mix], [{:bunt, "~> 0.2.1 or ~> 1.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2 or ~> 1.0", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "f87c11c34ba579f7c5044f02b2a807e1ed2fa5fdbb24dc7eb4ad59c1904887f3"},
   "dialyxir": {:hex, :dialyxir, "1.4.4", "fb3ce8741edeaea59c9ae84d5cec75da00fa89fe401c72d6e047d11a61f65f70", [:mix], [{:erlex, ">= 0.2.7", [hex: :erlex, repo: "hexpm", optional: false]}], "hexpm", "cd6111e8017ccd563e65621a4d9a4a1c5cd333df30cebc7face8029cacb4eff6"},
   "earmark_parser": {:hex, :earmark_parser, "1.4.40", "f3534689f6b58f48aa3a9ac850d4f05832654fe257bf0549c08cc290035f70d5", [:mix], [], "hexpm", "cdb34f35892a45325bad21735fadb88033bcb7c4c296a999bde769783f53e46a"},
   "elixir_make": {:hex, :elixir_make, "0.8.4", "4960a03ce79081dee8fe119d80ad372c4e7badb84c493cc75983f9d3bc8bde0f", [:mix], [{:castore, "~> 0.1 or ~> 1.0", [hex: :castore, repo: "hexpm", optional: true]}, {:certifi, "~> 2.0", [hex: :certifi, repo: "hexpm", optional: true]}], "hexpm", "6e7f1d619b5f61dfabd0a20aa268e575572b542ac31723293a4c1a567d5ef040"},