diff --git a/addons/istio/base/Chart.yaml b/addons/istio/base/Chart.yaml
index 88ccc48c5..a308ad139 100644
--- a/addons/istio/base/Chart.yaml
+++ b/addons/istio/base/Chart.yaml
@@ -6,6 +6,6 @@ version: v0.1.0 # x-release-please-version
 dependencies:
   - name: base
     alias: istio-base-source
-    version: 1.20.0
+    version: 1.21.1
     repository: https://istio-release.storage.googleapis.com/charts
     condition: istio-source.enabled
diff --git a/addons/istio/ingressgateway/Chart.yaml b/addons/istio/ingressgateway/Chart.yaml
index 587361332..4a913d560 100644
--- a/addons/istio/ingressgateway/Chart.yaml
+++ b/addons/istio/ingressgateway/Chart.yaml
@@ -6,6 +6,6 @@ version: v0.0.1 # x-release-please-version
 dependencies:
   - name: gateway
     alias: istio-gateway-source
-    version: 1.20.0
+    version: 1.21.1
     repository: https://istio-release.storage.googleapis.com/charts
     condition: istio-source.enabled
diff --git a/addons/istio/istiod/Chart.yaml b/addons/istio/istiod/Chart.yaml
index 2f153b26e..0cfff676c 100644
--- a/addons/istio/istiod/Chart.yaml
+++ b/addons/istio/istiod/Chart.yaml
@@ -6,6 +6,6 @@ version: v0.1.0 # x-release-please-version
 dependencies:
   - name: istiod
     alias: istiod-source
-    version: 1.20.0
+    version: 1.21.1
     repository: https://istio-release.storage.googleapis.com/charts
     condition: istio-source.enabled