diff --git a/test-requirements.txt b/test-requirements.txt
index bf959dda79..2e00ce3b73 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,4 +11,4 @@ Jinja2>=2.6  # BSD License (3 clause)
 openstack-doc-tools>=0.23
 sphinx>=1.1.2,!=1.2.0,!=1.3b1,<1.3
 openstackdocstheme>=1.0.3
-oslosphinx>=2.2.0  # Apache-2.0
+oslosphinx>=2.5.0,<2.6.0  # Apache-2.0