diff --git a/requirements.txt b/requirements.txt
index a0fa350c21..09da7811ad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@
 # PBR should always appear first
 pbr>=1.6 # Apache-2.0
 # Horizon Core Requirements
-Babel>=1.3 # BSD
+Babel!=2.3.0,!=2.3.1,!=2.3.2,!=2.3.3,>=1.3 # BSD
 Django<1.9,>=1.8 # BSD
 Pint>=0.5 # BSD
 django-babel>=0.4.0 # BSD
@@ -30,7 +30,7 @@ python-ceilometerclient>=2.2.1 # Apache-2.0
 python-cinderclient>=1.3.1 # Apache-2.0
 python-glanceclient>=2.0.0 # Apache-2.0
 python-heatclient>=0.6.0 # Apache-2.0
-python-keystoneclient!=1.8.0,!=2.1.0,>=1.6.0 # Apache-2.0
+python-keystoneclient!=1.8.0,!=2.1.0,<3.0.0,>=1.6.0 # Apache-2.0
 python-neutronclient!=4.1.0,>=2.6.0 # Apache-2.0
 python-novaclient!=2.33.0,>=2.29.0 # Apache-2.0
 python-swiftclient>=2.2.0 # Apache-2.0