diff --git a/examples/istiostacks/standard.yaml b/examples/istiostacks/standard.yaml
index c133e3b..6cf66e8 100644
--- a/examples/istiostacks/standard.yaml
+++ b/examples/istiostacks/standard.yaml
@@ -9,7 +9,7 @@ spec:
     team: platform
   namespace: istio-system
   # renovate: datasource=helm depName=base registryUrl=https://istio-release.storage.googleapis.com/charts
-  chartVersion: "1.29.2"
+  chartVersion: "1.30.4"
 
   ingressGateway:
     enabled: true
diff --git a/functions/render/000-state-init.yaml.gotmpl b/functions/render/000-state-init.yaml.gotmpl
index 57840d4..337faa0 100644
--- a/functions/render/000-state-init.yaml.gotmpl
+++ b/functions/render/000-state-init.yaml.gotmpl
@@ -14,7 +14,7 @@
 {{- $clusterName := $spec.clusterName | default $name }}
 {{- $namespace := $spec.namespace | default "istio-system" }}
 # renovate: datasource=helm depName=base registryUrl=https://istio-release.storage.googleapis.com/charts
-{{- $chartVersion := $spec.chartVersion | default "1.29.2" }}
+{{- $chartVersion := $spec.chartVersion | default "1.30.4" }}
 {{- $managementPolicies := $spec.managementPolicies | default (list "*") }}
 
 # Labels
diff --git a/tests/test-render/main.k b/tests/test-render/main.k
index f789410..0be18d3 100644
--- a/tests/test-render/main.k
+++ b/tests/test-render/main.k
@@ -35,7 +35,7 @@ _items = [
                             name = "base"
                             repository = "https://istio-release.storage.googleapis.com/charts"
                             # renovate: datasource=helm depName=base registryUrl=https://istio-release.storage.googleapis.com/charts
-                            version = "1.29.2"
+                            version = "1.30.4"
                         }
                         namespace = "istio-system"
                     }
@@ -47,7 +47,7 @@ _items = [
                     spec.forProvider = {
                         chart.name = "istiod"
                         # renovate: datasource=helm depName=base registryUrl=https://istio-release.storage.googleapis.com/charts
-                        chart.version = "1.29.2"
+                        chart.version = "1.30.4"
                         namespace = "istio-system"
                         values = {
                             profile = "ambient"
@@ -62,7 +62,7 @@ _items = [
                     spec.forProvider = {
                         chart.name = "ztunnel"
                         # renovate: datasource=helm depName=base registryUrl=https://istio-release.storage.googleapis.com/charts
-                        chart.version = "1.29.2"
+                        chart.version = "1.30.4"
                         namespace = "istio-system"
                         values.resources.requests = {cpu = "35m", memory = "100Mi"}
                     }