diff --git a/requirements.txt b/requirements.txt
index cb502f3..f06a736 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,5 +6,5 @@ Django<1.9,>=1.8 # BSD
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
 oslo.policy>=1.17.0 # Apache-2.0
 python-keystoneclient>=3.8.0 # Apache-2.0
-keystoneauth1>=2.17.0 # Apache-2.0
+keystoneauth1>=2.18.0 # Apache-2.0
 six>=1.9.0 # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 61f1b27..4ccc23e 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,7 +5,7 @@ hacking<0.11,>=0.10.0
 Babel>=2.3.4 # BSD
 coverage>=4.0 # Apache-2.0
 mock>=2.0 # BSD
-mox3>=0.7.0 # Apache-2.0
+mox3!=0.19.0,>=0.7.0 # Apache-2.0
 sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
 oslosphinx>=4.7.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD