diff --git a/requirements.txt b/requirements.txt
index 4389a066e..44f11856d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ msgpack-python>=0.4.0 # Apache-2.0
 python-memcached>=1.56 # PSF
 WebOb>=1.7.1 # MIT
 stevedore>=1.20.0 # Apache-2.0
-six>=1.9.0 # MIT
+six>=1.10.0 # MIT
 oslo.cache>=1.26.0 # Apache-2.0
 oslo.config>=4.6.0 # Apache-2.0
 oslo.context>=2.19.2 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index e7d3ec703..f8ebf2d22 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -22,7 +22,7 @@ fixtures>=3.0.0 # Apache-2.0/BSD
 
 testscenarios>=0.4 # Apache-2.0/BSD
 testrepository>=0.0.18 # Apache-2.0/BSD
-testtools>=1.4.0 # MIT
+testtools>=2.2.0 # MIT
 oslo.db>=4.27.0 # Apache-2.0
 testresources>=2.0.0 # Apache-2.0/BSD
 os-testr>=1.0.0 # Apache-2.0