diff --git a/test-requirements.txt b/test-requirements.txt
index 6a6ab89..e3eead6 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -10,6 +10,6 @@
 oslotest>=3.2.0 # Apache-2.0
 stestr>=1.0.0 # Apache-2.0
 testtools>=2.2.0 # MIT
-openstackdocstheme>=1.18.1 # Apache-2.0
+openstackdocstheme>=1.31.2 # Apache-2.0
 # releasenotes
 reno>=2.5.0 # Apache-2.0