diff --git a/requirements.txt b/requirements.txt
index f78d9352333..0f17521d86f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,13 +5,13 @@
 pbr>=1.6
 anyjson>=0.3.3
 Babel>=1.3
-enum34;python_version=='2.7' or python_version=='2.6'
+enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3'
 eventlet>=0.17.4
 greenlet>=0.3.2
 iso8601>=0.1.9
 keystonemiddleware>=4.0.0
 lxml>=2.3
-oslo.config>=2.7.0 # Apache-2.0
+oslo.config>=3.2.0 # Apache-2.0
 oslo.concurrency>=2.3.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
 oslo.db>=4.1.0 # Apache-2.0
@@ -40,10 +40,10 @@ requests!=2.9.0,>=2.8.1
 retrying!=1.3.0,>=1.2.3 # Apache-2.0
 Routes!=2.0,!=2.1,>=1.12.3;python_version=='2.7'
 Routes!=2.0,>=1.12.3;python_version!='2.7'
-taskflow>=1.16.0
+taskflow>=1.25.0
 rtslib-fb>=2.1.41
 six>=1.9.0
-SQLAlchemy<1.1.0,>=0.9.9
+SQLAlchemy<1.1.0,>=1.0.10
 sqlalchemy-migrate>=0.9.6
 stevedore>=1.5.0 # Apache-2.0
 suds-jurko>=0.6