diff --git a/main.tf b/main.tf
index 55636d4..357abaa 100644
--- a/main.tf
+++ b/main.tf
@@ -11,7 +11,7 @@ resource "helm_release" "argocd" {
   namespace        = try(var.argocd.namespace, "argocd")
   create_namespace = try(var.argocd.create_namespace, true)
   chart            = try(var.argocd.chart, "argo-cd")
-  version          = try(var.argocd.chart_version, "6.5.0")
+  version          = try(var.argocd.chart_version, "6.6.0")
   repository       = try(var.argocd.repository, "https://argoproj.github.io/argo-helm")
   values           = try(var.argocd.values, [])