diff --git a/upper-constraints.txt b/upper-constraints.txt
index f7e77bbd73..598b56bb74 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -493,7 +493,7 @@ GitPython===3.1.42
 python-ironicclient===5.5.0
 XStatic===1.0.3
 XStatic-Angular-FileUpload===12.2.13.0
-python-openstackclient===6.5.0
+python-openstackclient===6.6.0
 pyzmq===25.1.2
 nocaselist===2.0.0
 oslo.db===15.0.0