diff --git a/test-requirements.txt b/test-requirements.txt
index 1d95790645..d7d44b506d 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -8,7 +8,7 @@ coverage!=4.4,>=4.0 # Apache-2.0
 doc8>=0.6.0 # Apache-2.0
 extras>=1.0.0 # MIT
 hacking>=0.10.0
-openstackdocstheme>=1.17.0 # Apache-2.0
+openstackdocstheme>=1.18.1 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 reno>=2.5.0 # Apache-2.0