diff --git a/requirements.txt b/requirements.txt
index f9c6b3d97..08bb48eb7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ oslo.service>=1.10.0 # Apache-2.0
 oslo.utils>=3.18.0 # Apache-2.0
 oslo.versionedobjects>=1.17.0 # Apache-2.0
 PasteDeploy>=1.5.0 # MIT
-pbr<2.0.0,>=1.8 # Apache-2.0
+pbr>=1.8 # Apache-2.0
 pecan!=1.0.2,!=1.0.3,!=1.0.4,!=1.2,>=1.0.0 # BSD
 PrettyTable<0.8,>=0.7.1 # BSD
 voluptuous>=0.8.9 # BSD License