diff --git a/upper-constraints.txt b/upper-constraints.txt
index 2b86a6f167..7aa6ab959c 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -45,7 +45,7 @@ certifi===2019.6.16
 sphinxcontrib-nwdiag===0.9.5
 requests-aws===0.1.8
 alabaster===0.7.12
-pbr===5.3.1
+pbr===5.4.0
 munch===2.3.2
 waiting===1.4.1
 attrs===19.1.0