diff --git a/requirements.txt b/requirements.txt
index 03c07ee64..4ef92e206 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ pbr>=1.8 # Apache-2.0
 SQLAlchemy<1.1.0,>=1.0.10 # MIT
 decorator>=3.4.0 # BSD
 eventlet!=0.18.3,>=0.18.2 # MIT
-Jinja2>=2.8 # BSD License (3 clause)
+Jinja2!=2.9.0,!=2.9.1,!=2.9.2,!=2.9.3,!=2.9.4,>=2.8 # BSD License (3 clause)
 keystonemiddleware>=4.12.0 # Apache-2.0
 lxml!=3.7.0,>=2.3 # BSD
 Routes!=2.0,!=2.1,!=2.3.0,>=1.12.3;python_version=='2.7' # MIT
@@ -42,20 +42,20 @@ oslo.log>=3.11.0 # Apache-2.0
 oslo.reports>=0.6.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 oslo.utils>=3.18.0 # Apache-2.0
-oslo.db>=4.13.3 # Apache-2.0
+oslo.db>=4.15.0 # Apache-2.0
 oslo.rootwrap>=5.0.0 # Apache-2.0
 oslo.messaging>=5.14.0 # Apache-2.0
 oslo.policy>=1.17.0 # Apache-2.0
 oslo.privsep>=1.9.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.service>=1.10.0 # Apache-2.0
-rfc3986>=0.2.2 # Apache-2.0
+rfc3986>=0.3.1 # Apache-2.0
 oslo.middleware>=3.0.0 # Apache-2.0
 psutil<2.0.0,>=1.1.1 # BSD
 oslo.versionedobjects>=1.17.0 # Apache-2.0
 os-brick>=1.8.0 # Apache-2.0
 os-vif>=1.3.0 # Apache-2.0
-os-win>=1.1.0 # Apache-2.0
+os-win>=1.3.0 # Apache-2.0
 castellan>=0.4.0 # Apache-2.0
 microversion-parse>=0.1.2 # Apache-2.0
 os-xenapi>=0.1.1 # Apache-2.0