diff --git a/requirements.txt b/requirements.txt
index 3365c95..2d801e1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@
 Babel>=2.3.4 # BSD
 pbr>=1.8 # Apache-2.0
 PrettyTable<0.8,>=0.7.1 # BSD
-openstacksdk!=0.9.11,>=0.9.10 # Apache-2.0
+openstacksdk!=0.9.11,!=0.9.12,>=0.9.10 # Apache-2.0
 osc-lib>=1.2.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0