diff --git a/test-requirements.txt b/test-requirements.txt
index e9399f4..16e8b14 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,7 +11,7 @@ coverage!=4.4,>=4.0 # Apache-2.0
 
 # 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
 oslo.config>=5.1.0 # Apache-2.0
 
 reno>=2.5.0 # Apache-2.0