diff --git a/test-requirements.txt b/test-requirements.txt
index be5dfa6..d716cd5 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -8,7 +8,7 @@ netaddr>=0.7.18 # BSD
 
 # 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
 
 oslotest>=3.2.0 # Apache-2.0
 oslo.i18n>=3.15.3 # Apache-2.0