diff --git a/requirements.txt b/requirements.txt
index b572a3bab4..ce58c1ffbb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ lesscpy>=0.9j
 # for SECURE_KEY generation
 lockfile>=0.8
 netaddr>=0.7.6
-pbr>=0.6,<1.0
+pbr>=0.6,!=0.7,<1.0
 python-ceilometerclient>=1.0.6
 python-cinderclient>=1.0.6
 python-glanceclient>=0.9.0