diff --git a/lib/webrat/selenium/application_servers/base.rb b/lib/webrat/selenium/application_servers/base.rb
index 29fda8f..10ecd54 100644
--- a/lib/webrat/selenium/application_servers/base.rb
+++ b/lib/webrat/selenium/application_servers/base.rb
@@ -1,3 +1,5 @@
+require "webrat/selenium/silence_stream"
+
 module Webrat
   module Selenium
     module ApplicationServers
@@ -25,9 +27,9 @@ module Webrat
         def wait_for_socket
           silence_stream(STDOUT) do
             TCPSocket.wait_for_service_with_timeout \
-            :host     => Webrat.configuration.application_address,
-            :port     => Webrat.configuration.application_port.to_i,
-            :timeout  => 30 # seconds
+              :host     => "0.0.0.0",
+              :port     => Webrat.configuration.application_port.to_i,
+              :timeout  => 30 # seconds
           end
           rescue SocketError
           fail
diff --git a/lib/webrat/selenium/application_servers/external.rb b/lib/webrat/selenium/application_servers/external.rb
index a39bc31..787ef48 100644
--- a/lib/webrat/selenium/application_servers/external.rb
+++ b/lib/webrat/selenium/application_servers/external.rb
@@ -1,3 +1,5 @@
+require "webrat/selenium/application_servers/base"
+
 module Webrat
   module Selenium
     module ApplicationServers
diff --git a/lib/webrat/selenium/application_servers/merb.rb b/lib/webrat/selenium/application_servers/merb.rb
index fd5d9d8..80312ac 100644
--- a/lib/webrat/selenium/application_servers/merb.rb
+++ b/lib/webrat/selenium/application_servers/merb.rb
@@ -1,3 +1,5 @@
+require "webrat/selenium/application_servers/base"
+
 module Webrat
   module Selenium
     module ApplicationServers
diff --git a/lib/webrat/selenium/application_servers/rails.rb b/lib/webrat/selenium/application_servers/rails.rb
index 687abef..f202786 100644
--- a/lib/webrat/selenium/application_servers/rails.rb
+++ b/lib/webrat/selenium/application_servers/rails.rb
@@ -1,3 +1,5 @@
+require "webrat/selenium/application_servers/base"
+
 module Webrat
   module Selenium
     module ApplicationServers
diff --git a/lib/webrat/selenium/application_servers/sinatra.rb b/lib/webrat/selenium/application_servers/sinatra.rb
index dc991a3..6c78495 100644
--- a/lib/webrat/selenium/application_servers/sinatra.rb
+++ b/lib/webrat/selenium/application_servers/sinatra.rb
@@ -1,3 +1,5 @@
+require "webrat/selenium/application_servers/base"
+
 module Webrat
   module Selenium
     module ApplicationServers
diff --git a/spec/private/selenium/application_servers/rails_spec.rb b/spec/private/selenium/application_servers/rails_spec.rb
new file mode 100644
index 0000000..4c31e1a
--- /dev/null
+++ b/spec/private/selenium/application_servers/rails_spec.rb
@@ -0,0 +1,26 @@
+require File.expand_path(File.dirname(__FILE__) + "/../../../spec_helper")
+require "webrat/selenium/application_servers/rails"
+
+RAILS_ROOT = "." unless defined?(RAILS_ROOT)
+
+describe Webrat::Selenium::ApplicationServers::Rails do
+  include Webrat::Selenium::SilenceStream
+
+  before do
+    @server = Webrat::Selenium::ApplicationServers::Rails.new
+    # require "rubygems"; require "ruby-debug"; Debugger.start; debugger
+    @server.stub!(:system)
+    @server.stub!(:at_exit)
+  end
+
+  describe "boot" do
+    it "should wait for the server to start on 0.0.0.0" do
+      TCPSocket.should_receive(:wait_for_service_with_timeout).
+        with(hash_including(:host => "0.0.0.0"))
+
+      silence_stream(STDERR) do
+        @server.boot
+      end
+    end
+  end
+end