diff --git a/.gitignore b/.gitignore
index 5dd819f..5b04382 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+.deploy_config.yml
 *.db
 pkg
 todo.txt
diff --git a/CHANGELOG b/CHANGELOG
index 45c031d..998392f 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+0.4.1
+
+Added support for quicker and more automated updates when developing testbot.
+
 0.4.0
 
 Fixed RSpec 2 compability issue.
diff --git a/README.markdown b/README.markdown
index 5465d94..98e0144 100644
--- a/README.markdown
+++ b/README.markdown
@@ -68,7 +68,7 @@ Using testbot with Rails 3:
 
 Using testbot with Rails 2:
 
-    ruby script/plugin install git://github.com/joakimk/testbot.git -r 'refs/tags/v0.4.0'
+    ruby script/plugin install git://github.com/joakimk/testbot.git -r 'refs/tags/v0.4.1'
     script/generate testbot --connect 192.168.0.100
 
     rake testbot:spec (or :test, :features)
diff --git a/Rakefile b/Rakefile
index bfe899e..3e8e892 100644
--- a/Rakefile
+++ b/Rakefile
@@ -14,6 +14,18 @@ task :test do
   Dir["test/**/test_*.rb"].each { |test| require(File.expand_path(test)) }
 end
 
+desc "Used for quickly deploying and testing updates without pusing to rubygems.org"
+task :deploy do
+  ENV['TESTBOT_DEV_DEPLOY'] = '1'
+  
+  gem_file = "testbot-#{Testbot.version}.gem"
+  config = YAML.load_file(".deploy_config.yml")
+  Rake::Task["build"].invoke
+
+  system(config["upload_gem"].gsub(/GEM_FILE/, gem_file)) || fail
+  system(config["update_and_restart_server"].gsub(/GEM_FILE/, gem_file)) || fail
+end
+
 Cucumber::Rake::Task.new(:features) do |t|
   t.cucumber_opts = "features --format progress"
 end
diff --git a/bin/testbot b/bin/testbot
index b129dc7..2d19a86 100755
--- a/bin/testbot
+++ b/bin/testbot
@@ -3,7 +3,7 @@
 require File.expand_path(File.join(File.dirname(__FILE__), '../lib/testbot.rb'))
 
 def show_help
-  puts "Testbot #{Testbot::VERSION}"
+  puts "Testbot #{Testbot.version}"
   puts
   puts "Testbot is a test distribution tool that works with Rails, RSpec, Test::Unit and Cucumber."
   puts
diff --git a/lib/runner.rb b/lib/runner.rb
index b905edb..9f4c745 100644
--- a/lib/runner.rb
+++ b/lib/runner.rb
@@ -189,10 +189,14 @@ def time_for_update?
   
   def check_for_update
     return unless @config.auto_update
-    version = Server.get('/version') rescue Testbot::VERSION
-    return unless version != Testbot::VERSION
+    version = Server.get('/version') rescue Testbot.version
+    return unless version != Testbot.version
 
-    successful_install = system "gem install testbot -v #{version}"
+    if version.include?(".DEV.")
+      successful_install = system "gem install #{@config.dev_gem_root}/testbot-#{version}.gem"
+    else
+      successful_install = system "gem install testbot -v #{version}"
+    end
 
     if successful_install
       File.open("/tmp/update_testbot.sh", "w") { |file| file.write("#!/bin/sh\nsleep 5\ntestbot #{ARGV.join(' ')}") }
@@ -208,7 +212,7 @@ def ping_params
   end
   
   def base_params
-    { :version => Testbot::VERSION, :uid => @uid }
+    { :version => Testbot.version, :uid => @uid }
   end
   
   def max_instances_running?
diff --git a/lib/server.rb b/lib/server.rb
index 7f3744c..416dacb 100644
--- a/lib/server.rb
+++ b/lib/server.rb
@@ -18,7 +18,7 @@
 
 class Server
   def self.valid_version?(runner_version)
-    Testbot::VERSION == runner_version
+    Testbot.version == runner_version
   end
 end
 
@@ -68,5 +68,5 @@ def self.valid_version?(runner_version)
 end
 
 get '/version' do
-  Testbot::VERSION
+  Testbot.version
 end
diff --git a/lib/server/runner.rb b/lib/server/runner.rb
index f001dba..81741f0 100644
--- a/lib/server/runner.rb
+++ b/lib/server/runner.rb
@@ -19,11 +19,11 @@ def self.timeout
   end
   
   def self.find_all_outdated
-    DB[:runners].filter("version != ? OR version IS NULL", Testbot::VERSION)
+    DB[:runners].filter("version != ? OR version IS NULL", Testbot.version)
   end
   
   def self.find_all_available
-    DB[:runners].filter("version = ? AND last_seen_at > ?", Testbot::VERSION, Time.now - Runner.timeout)
+    DB[:runners].filter("version = ? AND last_seen_at > ?", Testbot.version, Time.now - Runner.timeout)
   end  
   
   def self.available_instances
diff --git a/lib/testbot.rb b/lib/testbot.rb
index eb44df0..b9e5524 100644
--- a/lib/testbot.rb
+++ b/lib/testbot.rb
@@ -8,7 +8,11 @@ module Testbot
     require 'railtie' if defined?(Rails)
 
     # Don't forget to update readme and changelog
-    VERSION = "0.4.0"
+    def self.version
+      version = "0.4.1"
+      version += ".DEV.#{Time.now.to_i}" if ENV['TESTBOT_DEV_DEPLOY']
+      version
+    end
 
     if ENV['INTEGRATION_TEST']
       SERVER_PID = "/tmp/integration_test_testbot_server.pid"
@@ -34,7 +38,7 @@ def self.run(argv)
         if opts[:help]
           return false
         elsif opts[:version]
-          puts "Testbot #{Testbot::VERSION}"
+          puts "Testbot #{Testbot.version}"
         elsif [ true, 'run', 'start' ].include?(opts[:server])
           start_server(opts[:server])
         elsif opts[:server] == 'stop'
@@ -81,6 +85,7 @@ def self.start_runner(opts)
                               :auto_update => opts[:auto_update], :max_instances => opts[:cpus],
                               :ssh_tunnel => opts[:ssh_tunnel], :server_user => opts[:user],
                               :max_jruby_instances => opts[:max_jruby_instances],
+                              :dev_gem_root => opts[:dev_gem_root],
                               :jruby_opts => opts[:jruby_opts])
           runner.run!
         }
diff --git a/test/test_server.rb b/test/test_server.rb
index 4351939..6a1c74d 100644
--- a/test/test_server.rb
+++ b/test/test_server.rb
@@ -102,7 +102,7 @@ def app
     should "be able to return a job and mark it as taken" do
       job1 = Job.create :files => 'spec/models/car_spec.rb', :root => 'server:/project', :type => 'spec', :requester_mac => "bb:bb:bb:bb:bb:bb", :project => 'things', :jruby => 1
       
-      get '/jobs/next', :version => Testbot::VERSION
+      get '/jobs/next', :version => Testbot.version
       assert last_response.ok?      
       
       assert_equal [ job1[:id], "bb:bb:bb:bb:bb:bb", "things", "server:/project", "spec", "jruby", "spec/models/car_spec.rb" ].join(','), last_response.body
@@ -112,28 +112,28 @@ def app
     should "not return a job that has already been taken" do
       job1 = Job.create :files => 'spec/models/car_spec.rb', :taken_at => Time.now, :type => 'spec'
       job2 = Job.create :files => 'spec/models/house_spec.rb', :root => 'server:/project', :type => 'spec', :requester_mac => "aa:aa:aa:aa:aa:aa", :project => 'things', :jruby => 0
-      get '/jobs/next', :version => Testbot::VERSION
+      get '/jobs/next', :version => Testbot.version
       assert last_response.ok?
       assert_equal [ job2[:id], "aa:aa:aa:aa:aa:aa", "things", "server:/project", "spec", "ruby", "spec/models/house_spec.rb" ].join(','), last_response.body
       assert job2.reload[:taken_at] != nil
     end
 
     should "not return a job if there isnt any" do
-      get '/jobs/next', :version => Testbot::VERSION
+      get '/jobs/next', :version => Testbot.version
       assert last_response.ok?
       assert_equal '', last_response.body
     end
     
     should "save which runner takes a job" do
       job = Job.create :files => 'spec/models/house_spec.rb', :root => 'server:/project', :type => 'spec', :requester_mac => "aa:aa:aa:aa:aa:aa"
-      get '/jobs/next', :version => Testbot::VERSION
+      get '/jobs/next', :version => Testbot.version
       assert_equal Runner.first.id, job.reload.taken_by_id
     end
   
     should "save information about the runners" do
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini.local', :uid => "00:01:...", :idle_instances => 2, :max_instances => 4
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini.local', :uid => "00:01:...", :idle_instances => 2, :max_instances => 4
       runner = DB[:runners].first
-      assert_equal Testbot::VERSION, runner[:version]
+      assert_equal Testbot.version, runner[:version]
       assert_equal '127.0.0.1', runner[:ip]
       assert_equal 'macmini.local', runner[:hostname]
       assert_equal '00:01:...', runner[:uid]
@@ -144,8 +144,8 @@ def app
     end
   
     should "only create one record for the same mac" do
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:01:..."
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:01:..."
+      get '/jobs/next', :version => Testbot.version, :uid => "00:01:..."
+      get '/jobs/next', :version => Testbot.version, :uid => "00:01:..."
       assert_equal 1, Runner.count
     end
   
@@ -158,11 +158,11 @@ def app
     
     should "only give jobs from the same source to a runner" do
       job1 = Job.create :files => 'spec/models/car_spec.rb', :type => 'spec', :requester_mac => "bb:bb:bb:bb:bb:bb"
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:..."
+      get '/jobs/next', :version => Testbot.version, :uid => "00:..."
       
       # Creating the second job here because of the random lookup.
       job2 = Job.create :files => 'spec/models/house_spec.rb', :root => 'server:/project', :type => 'spec', :requester_mac => "aa:aa:aa:aa:aa:aa"
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:...", :requester_mac => "bb:bb:bb:bb:bb:bb"
+      get '/jobs/next', :version => Testbot.version, :uid => "00:...", :requester_mac => "bb:bb:bb:bb:bb:bb"
       
       assert last_response.ok?
       assert_equal '', last_response.body
@@ -170,11 +170,11 @@ def app
     
     should "not give more jruby jobs to an instance that can't take more" do
       job1 = Job.create :files => 'spec/models/car_spec.rb', :type => 'spec', :requester_mac => "bb:bb:bb:bb:bb:bb", :jruby => 1
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:..."
+      get '/jobs/next', :version => Testbot.version, :uid => "00:..."
       
       # Creating the second job here because of the random lookup.
       job2 = Job.create :files => 'spec/models/house_spec.rb', :root => 'server:/project', :type => 'spec', :jruby => 1
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:...", :no_jruby => "true"
+      get '/jobs/next', :version => Testbot.version, :uid => "00:...", :no_jruby => "true"
       
       assert last_response.ok?
       assert_equal '', last_response.body
@@ -182,11 +182,11 @@ def app
     
     should "still return other jobs when the runner cant take more jruby jobs" do
       job1 = Job.create :files => 'spec/models/car_spec.rb', :type => 'spec', :requester_mac => "bb:bb:bb:bb:bb:bb", :jruby => 1
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:..."
+      get '/jobs/next', :version => Testbot.version, :uid => "00:..."
       
       # Creating the second job here because of the random lookup.
       job2 = Job.create :files => 'spec/models/house_spec.rb', :root => 'server:/project', :type => 'spec', :jruby => 0
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:...", :no_jruby => "true"
+      get '/jobs/next', :version => Testbot.version, :uid => "00:...", :no_jruby => "true"
       
       assert last_response.ok?
       assert_equal job2.id.to_s, last_response.body.split(',')[0]
@@ -198,7 +198,7 @@ def app
       20.times { Job.create :files => 'spec/models/house_spec.rb', :root => 'server:/project', :type => 'spec', :requester_mac => "aa:aa:aa:aa:aa:aa" }
       
       macs = (0...10).map {
-        get '/jobs/next', :version => Testbot::VERSION, :uid => "00:..."
+        get '/jobs/next', :version => Testbot.version, :uid => "00:..."
         last_response.body.split(',')[1]
       }
       
@@ -212,7 +212,7 @@ def app
       20.times { Job.create :files => 'spec/models/car_spec.rb', :root => 'server:/project', :type => 'spec', :requester_mac => "bb:bb:bb:bb:bb:bb" }
       
       files = (0...10).map {
-        get '/jobs/next', :version => Testbot::VERSION, :uid => "00:...", :requester_mac => "bb:bb:bb:bb:bb:bb"
+        get '/jobs/next', :version => Testbot.version, :uid => "00:...", :requester_mac => "bb:bb:bb:bb:bb:bb"
         last_response.body.split(',').last
       }
       
@@ -225,7 +225,7 @@ def app
       old_taken_job = Job.create :files => 'spec/models/house_spec.rb', :root => 'server:/project', :type => 'spec', :requester_mac => "aa:aa:aa:aa:aa:aa", :taken_by_id => missing_runner.id, :taken_at => Time.now - 30, :project => 'things'
       
       new_runner = Runner.create(:uid => "00:01")
-      get '/jobs/next', :version => Testbot::VERSION, :uid => "00:01"
+      get '/jobs/next', :version => Testbot.version, :uid => "00:01"
       assert_equal new_runner.id, old_taken_job.reload.taken_by_id
       
       assert last_response.ok?
@@ -240,7 +240,7 @@ def app
       get '/jobs/next', :version => "1", :hostname => 'macmini1.local', :uid => "00:01"
       get '/jobs/next', :version => "1", :hostname => 'macmini2.local', :uid => "00:02"
       get '/jobs/next'    
-      get '/jobs/next', :version => Testbot::VERSION.to_s, :hostname => 'macmini3.local', :uid => "00:03"
+      get '/jobs/next', :version => Testbot.version.to_s, :hostname => 'macmini3.local', :uid => "00:03"
       assert_equal 4, Runner.count
       get '/runners/outdated'
       assert last_response.ok?
@@ -252,16 +252,16 @@ def app
   context "GET /runners/available_runners" do
 
     should "return a list of available runners" do
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini1.local', :uid => "00:01", :idle_instances => 2, :username => 'user1'
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini2.local', :uid => "00:02", :idle_instances => 4, :username => 'user2'
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini1.local', :uid => "00:01", :idle_instances => 2, :username => 'user1'
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini2.local', :uid => "00:02", :idle_instances => 4, :username => 'user2'
       get '/runners/available'
       assert last_response.ok?
       assert_equal "127.0.0.1 macmini1.local 00:01 user1 2\n127.0.0.1 macmini2.local 00:02 user2 4", last_response.body
     end
     
     should "not return runners as available when not seen the last 10 seconds" do
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini1.local', :uid => "00:01", :idle_instances => 2, :username => "user1"
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini2.local', :uid => "00:02", :idle_instances => 4
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini1.local', :uid => "00:01", :idle_instances => 2, :username => "user1"
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini2.local', :uid => "00:02", :idle_instances => 4
       Runner.find(:uid => "00:02").update(:last_seen_at => Time.now - 10)      
       get '/runners/available'
       assert_equal "127.0.0.1 macmini1.local 00:01 user1 2", last_response.body
@@ -272,16 +272,16 @@ def app
   context "GET /runners/available_instances" do
     
     should "return the number of available runner instances" do
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini1.local', :uid => "00:01", :idle_instances => 2
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini2.local', :uid => "00:02", :idle_instances => 4
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini1.local', :uid => "00:01", :idle_instances => 2
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini2.local', :uid => "00:02", :idle_instances => 4
       get '/runners/available_instances'
       assert last_response.ok?
       assert_equal "6", last_response.body
     end    
         
     should "not return instances as available when not seen the last 10 seconds" do
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini1.local', :uid => "00:01", :idle_instances => 2
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini2.local', :uid => "00:02", :idle_instances => 4
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini1.local', :uid => "00:01", :idle_instances => 2
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini2.local', :uid => "00:02", :idle_instances => 4
       Runner.find(:uid => "00:02").update(:last_seen_at => Time.now - 10)
       get '/runners/available_instances'
       assert last_response.ok?
@@ -293,16 +293,16 @@ def app
   context "GET /runners/total_instances" do
     
     should "return the number of available runner instances" do
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini1.local', :uid => "00:01", :max_instances => 2
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini2.local', :uid => "00:02", :max_instances => 4
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini1.local', :uid => "00:01", :max_instances => 2
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini2.local', :uid => "00:02", :max_instances => 4
       get '/runners/total_instances'
       assert last_response.ok?
       assert_equal "6", last_response.body
     end    
         
     should "not return instances as available when not seen the last 10 seconds" do
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini1.local', :uid => "00:01", :max_instances => 2
-      get '/jobs/next', :version => Testbot::VERSION, :hostname => 'macmini2.local', :uid => "00:02", :max_instances => 4
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini1.local', :uid => "00:01", :max_instances => 2
+      get '/jobs/next', :version => Testbot.version, :hostname => 'macmini2.local', :uid => "00:02", :max_instances => 4
       Runner.find(:uid => "00:02").update(:last_seen_at => Time.now - 10)
       get '/runners/total_instances'
       assert last_response.ok?
@@ -315,7 +315,7 @@ def app
     
     should "update last_seen_at for the runner" do
       runner = Runner.create(:uid => 'aa:aa:aa:aa:aa:aa')
-      get "/runners/ping", :uid => 'aa:aa:aa:aa:aa:aa', :version => Testbot::VERSION
+      get "/runners/ping", :uid => 'aa:aa:aa:aa:aa:aa', :version => Testbot.version
       runner.reload
       assert last_response.ok?
       assert (Time.now - 5) < runner[:last_seen_at]
@@ -324,26 +324,26 @@ def app
     
     should "update data on the runner" do
       runner = Runner.create(:uid => 'aa:aa:..')
-      get "/runners/ping", :uid => 'aa:aa:..', :max_instances => 4, :idle_instances => 2, :hostname => "hostname1", :version => Testbot::VERSION, :username => 'jocke'
+      get "/runners/ping", :uid => 'aa:aa:..', :max_instances => 4, :idle_instances => 2, :hostname => "hostname1", :version => Testbot.version, :username => 'jocke'
       runner.reload
       assert last_response.ok?
       assert_equal 'aa:aa:..', runner.uid
       assert_equal 4, runner.max_instances
       assert_equal 2, runner.idle_instances
       assert_equal 'hostname1', runner.hostname
-      assert_equal Testbot::VERSION, runner.version
+      assert_equal Testbot.version, runner.version
       assert_equal 'jocke', runner.username
     end
     
     should "do nothing if the version does not match" do
-      runner = Runner.create(:uid => 'aa:aa:..', :version => Testbot::VERSION)
+      runner = Runner.create(:uid => 'aa:aa:..', :version => Testbot.version)
       get "/runners/ping", :uid => 'aa:aa:..', :version => "OLD"
       assert last_response.ok?
-      assert_equal Testbot::VERSION, runner.reload.version
+      assert_equal Testbot.version, runner.reload.version
     end
     
     should "do nothing if the runners isnt known yet found" do
-      get "/runners/ping", :uid => 'aa:aa:aa:aa:aa:aa', :version => Testbot::VERSION
+      get "/runners/ping", :uid => 'aa:aa:aa:aa:aa:aa', :version => Testbot.version
       assert last_response.ok?
     end
     
@@ -394,7 +394,7 @@ def app
     should "return its version" do
       get '/version'
       assert last_response.ok?
-      assert_equal Testbot::VERSION.to_s, last_response.body
+      assert_equal Testbot.version.to_s, last_response.body
     end
 
   end
diff --git a/test/test_testbot.rb b/test/test_testbot.rb
index 1b32410..3c1cb65 100644
--- a/test/test_testbot.rb
+++ b/test/test_testbot.rb
@@ -38,7 +38,7 @@ class CLITest < Test::Unit::TestCase
     
       context "with --version" do
         should "print version and return true" do
-          flexmock(CLI).should_receive(:puts).once.with("Testbot #{Testbot::VERSION}")
+          flexmock(CLI).should_receive(:puts).once.with("Testbot #{Testbot.version}")
           assert_equal true, CLI.run([ '--version' ])
         end
       end
diff --git a/testbot.gemspec b/testbot.gemspec
index 8941ee8..9058515 100644
--- a/testbot.gemspec
+++ b/testbot.gemspec
@@ -4,7 +4,7 @@ require File.expand_path("lib/testbot")
 
 Gem::Specification.new do |s|
   s.name        = "testbot"
-  s.version     = Testbot::VERSION
+  s.version     = Testbot.version
   s.authors     = ["Joakim Kolsjö"]
   s.email       = ["joakim.kolsjo@gmail.com"]
   s.homepage    = "http://github.com/joakimk/testbot"