diff --git a/requirements.txt b/requirements.txt
index 6d57961..bba1ff3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-pbr>=0.5.21,<1.0
+pbr>=0.6,<1.0
 eventlet>=0.13.0
 Flask>=0.10,<1.0
 oslo.config>=1.2.0
@@ -8,4 +8,4 @@ PyYAML>=3.1.0
 iso8601>=0.1.8
 kombu>=2.4.8
 Babel>=1.3
-python-keystoneclient>=0.4.1
+python-keystoneclient>=0.6.0