diff --git a/requirements.txt b/requirements.txt
index 140d7363..736c3e48 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ oslo.context>=2.9.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 oslo.utils>=3.18.0 # Apache-2.0
-pbr>=1.6 # Apache-2.0
+pbr>=1.8 # Apache-2.0
 positional>=1.1.1 # Apache-2.0
 pycadf!=2.0.0,>=1.1.0 # Apache-2.0
 python-keystoneclient>=3.6.0 # Apache-2.0