diff --git a/lib/rollout_rest_api.rb b/lib/rollout_rest_api.rb
index f720c2d..6004bc8 100644
--- a/lib/rollout_rest_api.rb
+++ b/lib/rollout_rest_api.rb
@@ -1,6 +1,8 @@
 require "sinatra"
 
 class RolloutRestAPI < Sinatra::Base
+  class FakeUser < Struct.new(:id); end
+
   class << self
     attr_accessor :rollout
   end
@@ -19,6 +21,16 @@ class << self
     "ok"
   end
 
+  put "/:feature/users" do
+    rollout.activate_user(params[:feature], FakeUser.new(params[:user]))
+    "ok"
+  end
+
+  delete "/:feature/users" do
+    rollout.deactivate_user(params[:feature], FakeUser.new(params[:user]))
+    "ok"
+  end
+
   private
     def rollout
       self.class.rollout
diff --git a/spec/rollout_rest_api_spec.rb b/spec/rollout_rest_api_spec.rb
index 7337540..8a3528d 100644
--- a/spec/rollout_rest_api_spec.rb
+++ b/spec/rollout_rest_api_spec.rb
@@ -4,6 +4,8 @@
 require "yajl"
 
 describe "RolloutRestApi" do
+  class FakeUser < Struct.new(:id); end
+
   def app
     RolloutRestAPI
   end
@@ -36,4 +38,19 @@ def app
     last_response.should be_ok
     @rollout.info(:chat)[:groups].should == [:greeters]
   end
+
+  it "adds a user" do
+    put "/chat/users", :user => 129315
+    last_response.should be_ok
+    @rollout.info(:chat)[:users].should include(129315)
+  end
+
+  it "removes a user" do
+    @rollout.activate_user(:chat, FakeUser.new(1))
+    @rollout.activate_user(:chat, FakeUser.new(129315))
+
+    delete "/chat/users", :user => 129315
+    last_response.should be_ok
+    @rollout.info(:chat)[:users].should == [1]
+  end
 end