diff --git a/requirements.txt b/requirements.txt
index ddbf13a949..81a129e0dc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ six>=1.9.0 # MIT
 Babel>=2.3.4 # BSD
 cliff>=2.3.0 # Apache-2.0
 keystoneauth1>=2.16.0 # Apache-2.0
-openstacksdk>=0.9.10 # Apache-2.0
+openstacksdk!=0.9.11,>=0.9.10 # Apache-2.0
 osc-lib>=1.2.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.utils>=3.18.0 # Apache-2.0