diff --git a/upper-constraints.txt b/upper-constraints.txt
index c1a458732d..3b35b4bee6 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -579,7 +579,7 @@ filelock===3.7.1
 python-tackerclient===1.11.0
 python-heatclient===2.5.1
 kafka-python===2.0.2
-oslo.utils===5.0.0
+oslo.utils===6.0.0
 gitdb2===4.0.2
 requests-kerberos===0.14.0
 itsdangerous===2.1.2