diff --git a/kubernetes/thin/apps/kube-system/cilium/app/helm-release.yaml b/kubernetes/thin/apps/kube-system/cilium/app/helm-release.yaml
index 51c7da32..48ef9175 100644
--- a/kubernetes/thin/apps/kube-system/cilium/app/helm-release.yaml
+++ b/kubernetes/thin/apps/kube-system/cilium/app/helm-release.yaml
@@ -33,6 +33,7 @@ spec:
     rollOutCiliumPods: true
     ipam:
       mode: kubernetes
+    ipv4NativeRoutingCIDR: 10.42.0.0/16
     autoDirectNodeRoutes: true
     routingMode: native
     localRedirectPolicy: true