diff --git a/tools/pip-requires b/tools/pip-requires
index 7877906..6542a3c 100644
--- a/tools/pip-requires
+++ b/tools/pip-requires
@@ -6,3 +6,6 @@
 boto>=2.2.1
 paramiko
 netaddr
+python-glanceclient>=0.5.0,<2
+python-keystoneclient>=0.2.0
+python-novaclient>=2.10.0,<3