diff --git a/charts/internal/machineclass/values.yaml b/charts/internal/machineclass/values.yaml
index 1da21f568..b0ff37b26 100644
--- a/charts/internal/machineclass/values.yaml
+++ b/charts/internal/machineclass/values.yaml
@@ -49,7 +49,11 @@ machineClasses:
   networkInterfaces:
   - subnetwork: my-subnet
     disableExternalIP: true
-    dualStack: false
+    # can be IPV4,IPV4_IPV6
+    stackType: IPV4
+    ipv6accessType: EXTERNAL
+    ipCidrRange: "/24"
+    subnetworkRangeName: "ipv4-pod-cidr"
   scheduling:
     automaticRestart: true
     onHostMaintenance: MIGRATE