diff --git a/requirements.txt b/requirements.txt
index 75bfe9a9..f385689a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,10 +11,10 @@ cryptography!=2.0,>=1.9 # BSD/Apache-2.0
 python-ironicclient>=1.14.0 # Apache-2.0
 python-neutronclient>=6.3.0 # Apache-2.0
 python-glanceclient>=2.8.0 # Apache-2.0
-oslo.cache>=1.22.0 # Apache-2.0
+oslo.cache>=1.26.0 # Apache-2.0
 oslo.concurrency>=3.20.0 # Apache-2.0
 oslo.config>=4.6.0 # Apache-2.0
-oslo.context>=2.14.0 # Apache-2.0
+oslo.context!=2.19.1,>=2.14.0 # Apache-2.0
 oslo.db>=4.27.0 # Apache-2.0
 oslo.rootwrap>=5.8.0 # Apache-2.0
 oslo.i18n>=3.15.3 # Apache-2.0
@@ -26,7 +26,7 @@ oslo.reports>=1.18.0 # Apache-2.0
 oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
 oslo.service>=1.24.0 # Apache-2.0
 oslo.utils>=3.28.0 # Apache-2.0
-oslo.versionedobjects>=1.25.0 # Apache-2.0
+oslo.versionedobjects>=1.28.0 # Apache-2.0
 pecan!=1.0.2,!=1.0.3,!=1.0.4,!=1.2,>=1.0.0 # BSD
 six>=1.9.0 # MIT
 taskflow>=2.7.0 # Apache-2.0