diff --git a/test-requirements.txt b/test-requirements.txt
index 1ff865a..9b31bc8 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -12,4 +12,4 @@ coverage>=3.6
 # this is required for the docs build jobs
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2
 oslosphinx>=2.5.0 # Apache-2.0
-oslo.config>=2.3.0  # Apache-2.0
+oslo.config>=2.3.0 # Apache-2.0