diff --git a/installers/00-default-install-options.rc b/installers/00-default-install-options.rc
index 852ac2d..ea39c3a 100644
--- a/installers/00-default-install-options.rc
+++ b/installers/00-default-install-options.rc
@@ -48,3 +48,5 @@
 export MGMT_CLUSTER_CA_FILE=
 export OSM_K8S_NGINX_IPADDRESS=
 export OSM_HELM_TIMEOUT=
+export OSM_CLUSTER_INGRESS_CLASS=
+export AUX_CLUSTER_INGRESS_CLASS=
\ No newline at end of file