diff --git a/test-requirements.txt b/test-requirements.txt
index eb07dab..b719557 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,7 +5,7 @@ coverage>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 mock>=2.0 # BSD
 python-subunit>=0.0.18 # Apache-2.0/BSD
-sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
+sphinx>=1.5.1 # BSD
 oslosphinx>=4.7.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD