diff --git a/upper-constraints.txt b/upper-constraints.txt
index 3603e75eda..670fab3fc8 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -372,7 +372,7 @@ keystonemiddleware===10.7.1
 django-formtools===2.5.1
 XStatic-Spin===1.2.5.3
 tap-as-a-service===14.0.0
-os-traits===3.1.0
+os-traits===3.2.0
 typepy===1.3.2
 SecretStorage===3.3.3
 opentracing===2.4.0