diff --git a/lib/zero.rb b/lib/zero.rb
index 3d3580f..d1f3d9a 100644
--- a/lib/zero.rb
+++ b/lib/zero.rb
@@ -2,7 +2,7 @@
 if RUBY_VERSION <= '1.9'
   require 'zero_fix18'
 end
-
+require 'class_options'
 
 module Zero
   require 'zero/controller'
diff --git a/lib/zero/controller.rb b/lib/zero/controller.rb
index ce9e247..ce2122f 100644
--- a/lib/zero/controller.rb
+++ b/lib/zero/controller.rb
@@ -5,40 +5,20 @@ module Zero
   # rack compatible controllers. It catches #call and creates a new instance
   # with the environment and calls #render on it.
   class Controller
+    extend ClassOptions::Options
     # initialize a new instance of the controller and call response on it
     def self.call(env)
       new(env).response
     end
 
     # set the class to use for responses
-    def self.response=(response_class)
-      @@response = response_class
-    end
-
-    # return the set response class
-    def self.response
-      @@response ||= Zero::Response
-    end
+    options :response
 
     # set a class to use for requests
-    def self.request=(request_class)
-      @@request = request_class
-    end
-
-    # return the set request class
-    def self.request
-      @@request ||= Zero::Request
-    end
+    options :request
 
     # set the renderer to use in the controller
-    def self.renderer=(renderer)
-      @@renderer = renderer
-    end
-
-    # get the renderer set in the controller
-    def self.renderer
-      @@renderer
-    end
+    options :renderer
 
     # the renderer which can be used to render templates
     attr_reader :renderer
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 1b0dd61..5711e6c 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -19,9 +19,12 @@ class SpecTemplateContext
   end
 end
 
-class SpecController < Zero::Controller
-  def process; end
-  def render; @response = [200, {'Content-Type' => 'text/html'}, ['foo']]; end
+def create_controller
+  Class.new(Zero::Controller) do
+    def process
+      @response.body = 'correct'
+    end
+  end
 end
 
 class SpecApp
diff --git a/spec/unit/zero/controller/call_spec.rb b/spec/unit/zero/controller/call_spec.rb
index 6cc56a4..44a8f0a 100644
--- a/spec/unit/zero/controller/call_spec.rb
+++ b/spec/unit/zero/controller/call_spec.rb
@@ -1,12 +1,14 @@
 require 'spec_helper'
 
 describe Zero::Controller, '.call' do
-  subject { controller.call(env) }
-  let(:controller) { SpecController }
+  let(:object) { create_controller }
+  subject { object.call(env) }
   let(:env) { EnvGenerator.get('/foo') }
 
   before :each do
-    controller.renderer = Object.new
+    object.renderer = Object.new
+    object.response = Zero::Response
+    object.request  = Zero::Request
   end
 
   it "returns a response" do
@@ -28,8 +30,8 @@ describe Zero::Controller, '.call' do
   context "with the response" do
     let(:response_class) { mock }
     before :each do
-      Zero::Controller.response = response_class
-      response_class.should_receive(:new)
+      object.response = response_class
+      response_class.should_receive(:new).and_return(Zero::Response.new)
     end
 
     after :each do
diff --git a/spec/unit/zero/controller/render_spec.rb b/spec/unit/zero/controller/render_spec.rb
index 771db28..0d807cc 100644
--- a/spec/unit/zero/controller/render_spec.rb
+++ b/spec/unit/zero/controller/render_spec.rb
@@ -1,13 +1,20 @@
 require 'spec_helper'
 
 describe Zero::Controller, '#render' do
-  subject { Zero::Controller.new(env) }
+  let(:object) { create_controller }
+  subject { object.new(env) }
+
+  before do
+    object.request  = Zero::Request
+    object.response = Zero::Response
+  end
+  
   let(:env) { EnvGenerator.get('/foo') }
   let(:renderer) { mock }
   let(:template) { '/foo' }
 
   before :each do
-    Zero::Controller.renderer = renderer
+    object.renderer = renderer
     renderer.should_receive(:render).with(template,
                                   kind_of(Zero::Request::AcceptType), subject)
   end
diff --git a/spec/unit/zero/controller/renderer_spec.rb b/spec/unit/zero/controller/renderer_spec.rb
index 21664ec..35e0475 100644
--- a/spec/unit/zero/controller/renderer_spec.rb
+++ b/spec/unit/zero/controller/renderer_spec.rb
@@ -1,11 +1,17 @@
 require 'spec_helper'
 
 describe Zero::Controller, '#renderer' do
-  subject { Zero::Controller }
+  subject { create_controller }
   let(:renderer) { Object.new }
 
+  before do
+    subject.response = Zero::Response
+    subject.request  = Zero::Request
+  end
+
   it 'returns the set renderer' do
     subject.renderer = renderer
+    p subject.renderer
     expect(subject.new({}).renderer).to be(renderer)
   end
 end