diff --git a/test-requirements.txt b/test-requirements.txt
index b805196..d89c6d4 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -7,7 +7,7 @@
 http://tarballs.openstack.org/horizon/horizon-master.tar.gz#egg=horizon
 
 hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
-coverage>=4.0 # Apache-2.0
+coverage!=4.4,>=4.0 # Apache-2.0
 django-nose>=1.4.4 # BSD
 mock>=2.0 # BSD
 mox3!=0.19.0,>=0.7.0 # Apache-2.0
@@ -22,5 +22,5 @@ xvfbwrapper>=0.1.3 #license: MIT
 
 # Doc requirements
 oslosphinx>=4.7.0 # Apache-2.0
-sphinx>=1.5.1 # BSD
+sphinx!=1.6.1,>=1.5.1 # BSD
 reno>=1.8.0 # Apache-2.0