diff --git a/setup/so-setup b/setup/so-setup
index 917273786..5707212c6 100755
--- a/setup/so-setup
+++ b/setup/so-setup
@@ -268,7 +268,7 @@ if ! [[ -f $install_opt_file ]]; then
 		collect_mngr_hostname
 	fi
 
-	if [[ $is_minion ]] || [[ $reinit_networking ]] || ! [[ -f $net_init_file ]]; then
+	if [[ $is_minion ]] || [[ $reinit_networking ]] || [[ $is_iso ]] && ! [[ -f $net_init_file ]]; then
 		whiptail_management_interface_setup
 	fi