diff --git a/gitops/addons/oss/argo-cd/addon-argocd-appset.yaml b/gitops/addons/oss/argo-cd/addon-argocd-appset.yaml
index 4ef1931..10f7d5a 100644
--- a/gitops/addons/oss/argo-cd/addon-argocd-appset.yaml
+++ b/gitops/addons/oss/argo-cd/addon-argocd-appset.yaml
@@ -14,7 +14,7 @@ spec:
           - clusters:
               values:
                 addonChart: argo-cd
-                addonChartVersion: 8.5.6
+                addonChartVersion: 8.6.4
                 addonChartRepository: https://argoproj.github.io/argo-helm
                 addonChartNamespace: argocd
               selector: