diff --git a/requirements.txt b/requirements.txt
index 661ea9df..9afd2b24 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,8 +10,8 @@ django-openstack-auth>=2.4.0 # Apache-2.0
 oslo.log>=3.11.0 # Apache-2.0
 python-designateclient>=1.5.0 # Apache-2.0
 python-keystoneclient>=3.8.0 # Apache-2.0
-python-manilaclient>=1.10.0 # Apache-2.0
+python-manilaclient>=1.12.0 # Apache-2.0
 python-neutronclient>=5.1.0 # Apache-2.0
-python-novaclient>=7.0.0 # Apache-2.0
+python-novaclient!=7.0.0,>=6.0.0 # Apache-2.0
 python-saharaclient>=1.1.0 # Apache-2.0
 pytz>=2013.6 # MIT