diff --git a/pkg/cidata/cidata.TEMPLATE.d/network-config b/pkg/cidata/cidata.TEMPLATE.d/network-config
index 5876ee7fcc8d..0cb1dbe5a717 100644
--- a/pkg/cidata/cidata.TEMPLATE.d/network-config
+++ b/pkg/cidata/cidata.TEMPLATE.d/network-config
@@ -8,6 +8,7 @@ ethernets:
     set-name: {{$nw.Interface}}
     dhcp4-overrides:
       route-metric: {{$nw.Metric}}
+    dhcp-identifier: mac
     {{- if and (eq $nw.Interface $.SlirpNICName) (gt (len $.DNSAddresses) 0) }}
     nameservers:
       addresses: