diff --git a/test-requirements.txt b/test-requirements.txt
index c8189a29..196d93b5 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -14,4 +14,4 @@ testrepository>=0.0.18 # Apache-2.0/BSD
 testtools>=2.2.0 # MIT
 os-api-ref>=1.4.0 # Apache-2.0
 reno>=2.5.0 # Apache-2.0
-openstackdocstheme>=1.17.0 # Apache-2.0
+openstackdocstheme>=1.18.1 # Apache-2.0