diff --git a/node_group/aws_managed/main.tf b/node_group/aws_managed/main.tf
index 650ecdf..9930375 100644
--- a/node_group/aws_managed/main.tf
+++ b/node_group/aws_managed/main.tf
@@ -40,6 +40,7 @@ resource "aws_launch_template" "this" {
   disable_api_termination = var.disable_api_termination
   kernel_id               = var.kernel_id
   ram_disk_id             = var.ram_disk_id
+  default_version = var.launch_template_default_version 
 
   dynamic "block_device_mappings" {
     for_each = var.block_device_mappings
diff --git a/node_group/self_managed/main.tf b/node_group/self_managed/main.tf
index e16208a..1012981 100644
--- a/node_group/self_managed/main.tf
+++ b/node_group/self_managed/main.tf
@@ -1,7 +1,7 @@
 locals {
   self_managed_node_group_default_tags = {
-    "Name"                                      = "${module.labels.id}"
-    "Environment"                               = "${var.environment}"
+    "Name"                                      = [module.labels.id]
+    "Environment"                               = [var.environment]
     "kubernetes.io/cluster/${var.cluster_name}" = "owned"
     "k8s.io/cluster/${var.cluster_name}"        = "owned"
   }