diff --git a/test-requirements.txt b/test-requirements.txt
index 169d3da2fc..480063217c 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -18,7 +18,7 @@ os-testr>=0.7.0 # Apache-2.0
 psycopg2>=2.5 # LGPL/ZPL
 pylint==1.4.5 # GPLv2
 reno>=1.8.0 # Apache2
-sphinx!=1.3b1,<1.3,>=1.2.1 # BSD
+sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
 sphinxcontrib-httpdomain # BSD
 testresources>=0.2.4 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD