diff --git a/nixos/kubeadm/modules/k8s-common.nix b/nixos/kubeadm/modules/k8s-common.nix
index 5d463ed..557207c 100644
--- a/nixos/kubeadm/modules/k8s-common.nix
+++ b/nixos/kubeadm/modules/k8s-common.nix
@@ -128,9 +128,9 @@ in
       echo "Using kube-vip interface: $iface"
 
       mkdir -p /etc/kubernetes/manifests
-      ctr image pull "$KUBE_VIP_IMAGE"
+      ctr image pull "${kubeVipImage}"
 
-      ctr run --rm --net-host "$KUBE_VIP_IMAGE" kube-vip /kube-vip manifest pod \
+      ctr run --rm --net-host "${kubeVipImage}" kube-vip /kube-vip manifest pod \
         --interface "$iface" \
         --address "$vip" \
         --controlplane \
@@ -184,8 +184,8 @@ in
       vip="$subnet_prefix.$suffix"
 
       mkdir -p /etc/kubernetes/manifests
-      ctr image pull "$KUBE_VIP_IMAGE"
-      ctr run --rm --net-host "$KUBE_VIP_IMAGE" kube-vip /kube-vip manifest pod \
+      ctr image pull "${kubeVipImage}"
+      ctr run --rm --net-host "${kubeVipImage}" kube-vip /kube-vip manifest pod \
         --interface "$iface" \
         --address "$vip" \
         --controlplane \