diff --git a/hack/local-up-kubenest.sh b/hack/local-up-kubenest.sh
index 0a31283..f6172b6 100755
--- a/hack/local-up-kubenest.sh
+++ b/hack/local-up-kubenest.sh
@@ -68,13 +68,14 @@ load_kubenetst_cluster_images "${KUBE_NEST_CLUSTER_NAME}"
 # install sudo command in kind's node container
 # define node name
 node_names=(
-  "${clustername}-control-plane"
-  "${clustername}-worker"
-  "${clustername}-worker2"
-  "${clustername}-worker3"
-  "${clustername}-worker4"
+  "${KUBE_NEST_CLUSTER_NAME}-control-plane"
+  "${KUBE_NEST_CLUSTER_NAME}-worker"
+  "${KUBE_NEST_CLUSTER_NAME}-worker2"
+  "${KUBE_NEST_CLUSTER_NAME}-worker3"
+  "${KUBE_NEST_CLUSTER_NAME}-worker4"
 )
 
+# todo execute in parallel
 for node in "${node_names[@]}"
 do
   echo "Updating and installing sudo on $node..."