diff --git a/.rspec b/.rspec
index 8c18f1a..7a2cc1a 100644
--- a/.rspec
+++ b/.rspec
@@ -1,2 +1,3 @@
+--require spec_helper
 --format documentation
 --color
diff --git a/spec/luks_colors_spec.rb b/spec/luks_colors_spec.rb
index 9e6061a..7e7cc19 100644
--- a/spec/luks_colors_spec.rb
+++ b/spec/luks_colors_spec.rb
@@ -1,4 +1,3 @@
-require 'spec_helper'
 # rspec spec/luks_colors_spec.rb
 RSpec.describe "Luks colors" do
   describe ".red(text)" do
@@ -48,4 +47,12 @@
       cyan " This is cyan! "
     end
   end
+
+  describe ".gray(text)" do
+    it "should output grey text" do
+      expect(STDOUT).to receive(:puts).with("\e[36m This is grey! \e[0m")
+
+      gray " This is grey! "
+    end
+  end
 end
diff --git a/spec/luks_spec.rb b/spec/luks_spec.rb
index 0473357..d22c4ae 100644
--- a/spec/luks_spec.rb
+++ b/spec/luks_spec.rb
@@ -1,4 +1,3 @@
-require 'spec_helper'
 # rspec spec/luks_spec.rb
 describe Luks do
   it 'has a version number' do