diff --git a/requirements.txt b/requirements.txt
index 978ea63e..d5a85012 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=1.6 # Apache-2.0
+pbr>=1.8 # Apache-2.0
 iso8601>=0.1.11 # MIT
 lxml>=2.3 # BSD
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0