diff --git a/lib/elixir_make/artefact.ex b/lib/elixir_make/artefact.ex
index efcdba5..e4e086a 100644
--- a/lib/elixir_make/artefact.ex
+++ b/lib/elixir_make/artefact.ex
@@ -1,7 +1,6 @@
 defmodule ElixirMake.Artefact do
   @moduledoc false
 
-  require Logger
   alias ElixirMake.Artefact
 
   @checksum_algo :sha256
diff --git a/lib/elixir_make/precompiler.ex b/lib/elixir_make/precompiler.ex
index dd27888..615efa4 100644
--- a/lib/elixir_make/precompiler.ex
+++ b/lib/elixir_make/precompiler.ex
@@ -3,8 +3,6 @@ defmodule ElixirMake.Precompiler do
   The behaviour for precompiler modules.
   """
 
-  require Logger
-
   @typedoc """
   Target triplet.
   """
diff --git a/lib/mix/tasks/elixir_make.precompile.ex b/lib/mix/tasks/elixir_make.precompile.ex
index 79bb2f3..788eabb 100644
--- a/lib/mix/tasks/elixir_make.precompile.ex
+++ b/lib/mix/tasks/elixir_make.precompile.ex
@@ -13,7 +13,6 @@ defmodule Mix.Tasks.ElixirMake.Precompile do
   """
 
   alias ElixirMake.Artefact
-  require Logger
   use Mix.Task
 
   @recursive true
diff --git a/mix.exs b/mix.exs
index 599fcb3..059cd08 100644
--- a/mix.exs
+++ b/mix.exs
@@ -11,7 +11,8 @@ defmodule ElixirMake.Mixfile do
       package: package(),
       docs: docs(),
       deps: deps(),
-      xref: [exclude: [Mix, :crypto, :ssl, :public_key, :httpc]]
+      xref: [exclude: [Mix, :crypto, :ssl, :public_key, :httpc]],
+      test_ignore_filters: [~r|^test\/fixtures\/|]
     ]
   end