diff --git a/terraform/modules/k8s-cluster/manager-node.tf b/terraform/modules/k8s-cluster/manager-node.tf
index 2fe0cc3..9f0123a 100644
--- a/terraform/modules/k8s-cluster/manager-node.tf
+++ b/terraform/modules/k8s-cluster/manager-node.tf
@@ -143,7 +143,7 @@ resource "hcloud_server" "manager" {
   }
 
   lifecycle {
-    ignore_changes = [ssh_keys]
+    ignore_changes = [ssh_keys, user_data]
   }
 }