diff --git a/tf_ecs_default_service/ecs_task_scaling.tf b/tf_ecs_default_service/ecs_task_scaling.tf
index 82686f0..8763d72 100644
--- a/tf_ecs_default_service/ecs_task_scaling.tf
+++ b/tf_ecs_default_service/ecs_task_scaling.tf
@@ -68,7 +68,7 @@ resource "aws_cloudwatch_metric_alarm" "default_service_cpu_low" {
   namespace           = "AWS/ECS"
   period              = "300"
   statistic           = "Average"
-  threshold           = "${container_cpu_scale_in}"
+  threshold           = "${var.container_cpu_scale_in}"
 
   dimensions {
     ClusterName = "${var.cluster_name}"
diff --git a/tf_ecs_service/ecs_task_scaling.tf b/tf_ecs_service/ecs_task_scaling.tf
index f812f44..5ab5b15 100644
--- a/tf_ecs_service/ecs_task_scaling.tf
+++ b/tf_ecs_service/ecs_task_scaling.tf
@@ -68,7 +68,7 @@ resource "aws_cloudwatch_metric_alarm" "default_service_cpu_low" {
   namespace           = "AWS/ECS"
   period              = "300"
   statistic           = "Average"
-  threshold           = "${container_cpu_scale_in}"
+  threshold           = "${var.container_cpu_scale_in}"
 
   dimensions {
     ClusterName = "${var.cluster_name}"