diff --git a/test-requirements.txt b/test-requirements.txt
index 707996c8..b4d6db80 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
-python-openstackclient>=3.3.0 # Apache-2.0
+python-openstackclient!=3.10.0,>=3.3.0 # Apache-2.0
 sphinx>=1.5.1 # BSD
 mock>=2.0 # BSD
 nose # LGPL