diff --git a/buildout.cfg b/buildout.cfg
index c710a9e..e127cbc 100644
--- a/buildout.cfg
+++ b/buildout.cfg
@@ -1,7 +1,8 @@
 [buildout]
 extends =
     http://svn.plone.org/svn/collective/buildout/plonetest/plone-4.1.x.cfg
-
+extensions = buildout.eggtractor
+tractor-src-directory = .
 package-name = plone.app.discussion
 package-directory = plone/app/discussion
 
@@ -13,7 +14,10 @@ parts +=
     sphinxbuilder
     sphinxupload
 
-develop = .
+#develop = .
+versions = versions
+[versions]
+plone.app.discussion = 2.1.1dev
 
 [instance]
 eggs +=