diff --git a/main.tf b/main.tf
index 4737605..f0e94b9 100644
--- a/main.tf
+++ b/main.tf
@@ -1876,7 +1876,7 @@ module "cert_manager" {
   namespace        = local.cert_manager_namespace
   create_namespace = try(var.cert_manager.create_namespace, true)
   chart            = try(var.cert_manager.chart, "cert-manager")
-  chart_version    = try(var.cert_manager.chart_version, "v1.14.3")
+  chart_version    = try(var.cert_manager.chart_version, "v1.16.2")
   repository       = try(var.cert_manager.repository, "https://charts.jetstack.io")
   values           = try(var.cert_manager.values, [])