diff --git a/bin/gman b/bin/gman
index a2412396..add4bb0b 100755
--- a/bin/gman
+++ b/bin/gman
@@ -14,9 +14,10 @@ class IsoCountryCodes
 end
 
 domain = ARGV[0]
+String.disable_colorization = true if ARGV[1] == "--no-color"
 
 if domain.nil?
-  puts "USAGE: gman <domain or email address>".red
+  puts "USAGE: gman <domain or email address> [--no-color]".red
   exit 1
 end
 
diff --git a/test/test_gman_bin.rb b/test/test_gman_bin.rb
index 06675c39..e2e3032f 100644
--- a/test/test_gman_bin.rb
+++ b/test/test_gman_bin.rb
@@ -53,4 +53,13 @@ def setup
     assert_match /DC/, @output
     assert_equal 0, @status.exitstatus
   end
+
+  should "allow you to disable colorization" do
+    output, status = test_bin("whitehouse.gov", "--no-color")
+    refute_match /\[0;32;49m/, output
+  end
+
+  should "color by default" do
+    assert_match /\[0;32;49m/, @output
+  end
 end