diff --git a/requirements.txt b/requirements.txt
index 4a0748db2..2893f40ad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ os-client-config>=1.28.0 # Apache-2.0
 # transitive depend)
 Babel!=2.4.0,>=2.3.4 # BSD
 requestsexceptions>=1.2.0 # Apache-2.0
-six>=1.9.0 # MIT
+six>=1.10.0 # MIT
 futures>=3.0.0;python_version=='2.7' or python_version=='2.6' # BSD
 iso8601>=0.1.11 # MIT
 
diff --git a/test-requirements.txt b/test-requirements.txt
index b0b3d5028..0b7659437 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -6,12 +6,12 @@ hacking<0.12,>=0.11.0 # Apache-2.0
 coverage!=4.4,>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 mock>=2.0.0 # BSD
-python-subunit>=0.0.18 # Apache-2.0/BSD
+python-subunit>=1.0.0 # Apache-2.0/BSD
 openstackdocstheme>=1.17.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 requests-mock>=1.1.0 # Apache-2.0
 sphinx>=1.6.2 # BSD
 stestr>=1.0.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD
-testtools>=1.4.0 # MIT
+testtools>=2.2.0 # MIT
 reno>=2.5.0 # Apache-2.0