diff --git a/requirements.txt b/requirements.txt
index f8eb11bc6..dc6e9471e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,4 +14,4 @@ oslo.utils>=3.33.0 # Apache-2.0
 requests>=2.14.2 # Apache-2.0
 retrying!=1.3.0,>=1.2.3 # Apache-2.0
 six>=1.10.0 # MIT
-os-win>=2.0.0 # Apache-2.0
+os-win>=3.0.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index d90fbcd6e..7dfc3f84e 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -7,7 +7,7 @@ coverage!=4.4,>=4.0 # Apache-2.0
 ddt>=1.0.1 # MIT
 reno>=2.5.0 # Apache-2.0
 sphinx!=1.6.6,>=1.6.2 # BSD
-openstackdocstheme>=1.17.0 # Apache-2.0
+openstackdocstheme>=1.18.1 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD