diff --git a/requirements.txt b/requirements.txt
index 6ea39bfc..493833d4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,24 +19,24 @@ paramiko>=1.13.0
 pbr<2.0,>=1.6
 PrettyTable<0.8,>=0.7
 PyYAML>=3.1.0
-psycopg2
+psycopg2>=2.5
 python-designateclient>=1.0.0
 python-glanceclient>=0.18.0
 python-keystoneclient>=1.6.0
-python-novaclient>=2.26.0
+python-novaclient>=2.28.1
 python-neutronclient<3,>=2.6.0
 python-cinderclient>=1.3.1
 python-manilaclient>=1.2.0
 python-heatclient>=0.3.0
 python-ceilometerclient>=1.0.13
-python-ironicclient>=0.6.0
+python-ironicclient>=0.8.0
 python-saharaclient>=0.10.0
 python-troveclient>=1.2.0
 python-zaqarclient>=0.1.1
 python-swiftclient>=2.2.0
 python-subunit>=0.0.18
 requests>=2.5.2
-SQLAlchemy<1.1.0,>=0.9.7
+SQLAlchemy<1.1.0,>=0.9.9
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2
 six>=1.9.0