diff --git a/terraform/modules/k8s-cluster/manager-node.tf b/terraform/modules/k8s-cluster/manager-node.tf
index 07e8cf7..d22958b 100644
--- a/terraform/modules/k8s-cluster/manager-node.tf
+++ b/terraform/modules/k8s-cluster/manager-node.tf
@@ -111,7 +111,7 @@ resource "null_resource" "setup_tokens" {
   }
 
   connection {
-    host        = hcloud_server.manager[0].ipv6_address
+    host        = format("%s%d", hcloud_server.manager[0].ipv6_address, 1)
     user        = "root"
     type        = "ssh"
     private_key = var.terraform_private_ssh_key
@@ -150,7 +150,7 @@ resource "null_resource" "join_nodes" {
     rerun = random_id.cluster_token.hex
   }
   connection {
-    host        = element(hcloud_server.manager.*.ipv6_address, count.index + 1)
+    host        = format("%s%d", element(hcloud_server.manager.*.ipv6_address, count.index + 1), 1)
     user        = "root"
     type        = "ssh"
     private_key = var.terraform_private_ssh_key
diff --git a/terraform/modules/k8s-cluster/worker-node.tf b/terraform/modules/k8s-cluster/worker-node.tf
index 16819ba..133fb82 100644
--- a/terraform/modules/k8s-cluster/worker-node.tf
+++ b/terraform/modules/k8s-cluster/worker-node.tf
@@ -87,7 +87,7 @@ resource "null_resource" "join_workers" {
     rerun = random_id.cluster_token.hex
   }
   connection {
-    host        = element(hcloud_server.worker.*.ipv6_address, count.index)
+    host        = format("%s%d", element(hcloud_server.worker.*.ipv6_address, count.index), 1)
     user        = "root"
     type        = "ssh"
     private_key = var.terraform_private_ssh_key