diff --git a/requirements.txt b/requirements.txt
index 67f4e1c..4bd52b9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 
 pbr<2.0,>=1.4
 Babel>=1.3
-cliff>=1.14.0 # Apache-2.0
+cliff!=1.16.0,>=1.14.0  # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
 oslo.serialization>=1.4.0 # Apache-2.0
 oslo.utils>=2.0.0 # Apache-2.0