diff --git a/requirements.txt b/requirements.txt
index 0f4eb4e..05b00f8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,9 +5,9 @@ pbr!=2.1.0,>=2.0.0 # Apache-2.0
 six>=1.9.0 # MIT
 
 Babel!=2.4.0,>=2.3.4 # BSD
-cliff>=2.6.0 # Apache-2.0
+cliff>=2.8.0 # Apache-2.0
 keystoneauth1>=2.21.0 # Apache-2.0
-os-client-config>=1.27.0 # Apache-2.0
+os-client-config>=1.28.0 # Apache-2.0
 oslo.i18n!=3.15.2,>=2.1.0 # Apache-2.0
 oslo.utils>=3.20.0 # Apache-2.0
 simplejson>=2.2.0 # MIT