diff --git a/test-requirements.txt b/test-requirements.txt
index 4b56272b05..1dce81bc6f 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,7 +11,7 @@ kombu>=3.0.25 # BSD
 mock>=2.0 # BSD
 mox3>=0.7.0 # Apache-2.0
 PyMySQL>=0.6.2 # MIT License
-openstackdocstheme>=1.0.3  # Apache-2.0
+openstackdocstheme>=1.0.3 # Apache-2.0
 os-api-ref>=0.1.0 # Apache-2.0
 oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0