diff --git a/test/html5/test_scrub.rb b/test/html5/test_scrub.rb
new file mode 100644
index 00000000..50bead9f
--- /dev/null
+++ b/test/html5/test_scrub.rb
@@ -0,0 +1,10 @@
+require "helper"
+
+class UnitHTML5Scrub < Loofah::TestCase
+  include Loofah
+
+  def test_scrub_css
+    assert Loofah::HTML5::Scrub.scrub_css("background: #ABC012"), "background: #ABC012"
+    assert Loofah::HTML5::Scrub.scrub_css("background: #abc012"), "background: #abc012"
+  end
+end