diff --git a/upper-constraints.txt b/upper-constraints.txt
index 0d44f4876e..9e89485ee6 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -209,7 +209,7 @@ packaging===15.3
 paramiko===1.15.2
 passlib===1.6.5
 pathlib===1.0.1;python_version=='2.7'
-pbr===1.6.0
+pbr===1.8.0
 pecan===1.0.2
 pexpect===3.2
 ply===3.6