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--- a/requirements-common.txt
+++ b/requirements-common.txt
@@ -14,10 +14,7 @@
 feedparser==5.0.1
 FormEncode==1.2.2
 Genshi==0.5.1
-gevent==0.13.6
-gevent-zeromq==0.2.0
 gitdb==0.5.1
-greenlet==0.3.1
 httplib2==0.6.0
 ipython==0.10
 iso8601==0.1.4
@@ -45,7 +42,6 @@
 python-openid==2.2.4
 pytidylib==0.1.2
 PyYAML==3.09
-pyzmq==2.1.7
 repoze.tm2==1.0a5
 repoze.what==1.0.8
 repoze.what.plugins.sql==1.0
@@ -73,4 +69,3 @@
 WebTest==1.2
 wsgiref==0.1.2
 zope.interface==3.5.3
-Zarkov==0.1.0dev-20110815