diff --git a/upper-constraints.txt b/upper-constraints.txt
index e3ea4e24f9..6b1c3fe2fc 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -31,7 +31,7 @@ pytest===3.10.0
 python-etcd===0.4.5
 raven===6.9.0
 cursive===0.2.2
-oslo.service===1.32.0
+oslo.service===1.33.0
 django-appconf===1.0.2
 pykerberos===1.2.1
 certifi===2018.10.15