diff --git a/test-requirements.txt b/test-requirements.txt
index 859e7ed..f4f8c0a 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -10,6 +10,6 @@ sphinx!=1.6.6,>=1.6.2 # BSD
 oslotest>=3.2.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testtools>=2.2.0 # MIT
-openstackdocstheme>=1.17.0 # Apache-2.0
+openstackdocstheme>=1.18.1 # Apache-2.0
 # releasenotes
 reno>=2.5.0 # Apache-2.0