diff --git a/.autotest b/.autotest
index 1236395..f5f85be 100644
--- a/.autotest
+++ b/.autotest
@@ -1,3 +1,11 @@
 require 'rubygems'
+#require 'redgreen/autotest'
+require 'autotest/timestamp'
+
+Autotest.add_hook :initialize do |autotest|
+  %w{.git .hg .DS_Store ._* tmp log doc}.each do |exception|
+    autotest.add_exception(exception)
+  end
+end
 
 # vim: syntax=ruby