diff --git a/upper-constraints.txt b/upper-constraints.txt
index 979d17a6d6..a40486c54d 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -371,7 +371,7 @@ testresources===2.0.1
 testscenarios===0.5.0
 testtools===2.2.0
 thriftpy===0.3.9;python_version=='2.7'
-tooz===1.43.1
+tooz===1.43.2
 tosca-parser===0.6.0
 traceback2===1.4.0
 tripleo-common===5.4.3