diff --git a/charts/argocd-understack/values.yaml b/charts/argocd-understack/values.yaml
index 9b5a96668..3e47689fe 100644
--- a/charts/argocd-understack/values.yaml
+++ b/charts/argocd-understack/values.yaml
@@ -362,7 +362,7 @@ site:
     wave: 2
     # -- Chart version for Cinder
     # renovate: datasource=helm depName=cinder registryUrl=https://tarballs.opendev.org/openstack/openstack-helm
-    chartVersion: 2025.1.3+abd55b4a7
+    chartVersion: 2025.2.29+8781355ba
 
   # -- Ironic (Bare Metal Service)
   ironic: