diff --git a/requirements.txt b/requirements.txt
index 01aa28b..5887cc6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,6 @@
 # process, which may cause wedges in the gate later.
 
 pbr>=2.0.0 # Apache-2.0
-
+six>=1.10.0 # MIT
+keystoneauth1>=3.3.0 # Apache-2.0
 osc-lib>=1.2.0  # Apache-2.0