diff --git a/requirements.txt b/requirements.txt
index bb875ff..4656213 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-pbr>=0.11,<2.0
+pbr>=0.11
 paramiko>=1.8.0,<2.0.0
 six>=1.7.0