diff --git a/requirements.txt b/requirements.txt
index 964884e3..990811c3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,5 +4,5 @@
 pbr>=1.6 # Apache-2.0
 six>=1.9.0 # MIT
 stevedore>=1.16.0 # Apache-2.0
-os-client-config>=1.13.1 # Apache-2.0
+os-client-config!=1.19.0,>=1.13.1 # Apache-2.0
 keystoneauth1>=2.10.0 # Apache-2.0