diff --git a/test-requirements.txt b/test-requirements.txt
index 4044490..35fb0e3 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -8,7 +8,7 @@ coverage!=4.4,>=4.0 # Apache-2.0
 python-subunit>=0.0.18 # Apache-2.0/BSD
 docutils>=0.11 # OSI-Approved Open Source, Public Domain
 sphinx>=1.6.2 # BSD
-openstackdocstheme>=1.11.0  # Apache-2.0
+openstackdocstheme>=1.11.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 python-openstackclient!=3.10.0,>=3.3.0 # Apache-2.0
 requests-mock>=1.1 # Apache-2.0