diff --git a/test-requirements.txt b/test-requirements.txt
index 289f94ed..1b154290 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -8,7 +8,7 @@ coverage!=4.4,>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 requests-mock>=1.1.0 # Apache-2.0
 mock>=2.0.0 # BSD
-openstackdocstheme>=1.17.0 # Apache-2.0
+openstackdocstheme>=1.18.1 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 setuptools!=24.0.0,!=34.0.0,!=34.0.1,!=34.0.2,!=34.0.3,!=34.1.0,!=34.1.1,!=34.2.0,!=34.3.0,!=34.3.1,!=34.3.2,!=36.2.0,>=16.0 # PSF/ZPL
 sphinx!=1.6.6,>=1.6.2 # BSD