diff --git a/test-requirements.txt b/test-requirements.txt
index eae1558357..3b4da26299 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,7 +11,7 @@ virtualenv>=14.0.6 # MIT
 
 # this is required for the docs build jobs
 sphinx!=1.6.6,>=1.6.2 # BSD
-openstackdocstheme>=1.17.0 # Apache-2.0
+openstackdocstheme>=1.18.1 # Apache-2.0
 doc8>=0.6.0 # Apache-2.0
 reno>=2.5.0 # Apache-2.0
 sphinxmark>=0.1.14 # Apache-2.0