diff --git a/terraform/032-db-backup/main.tf b/terraform/032-db-backup/main.tf
index fd68d90..8c2bff9 100644
--- a/terraform/032-db-backup/main.tf
+++ b/terraform/032-db-backup/main.tf
@@ -85,17 +85,13 @@ resource "aws_iam_user_policy" "backup" {
  */
 locals {
   task_def_backup = templatefile("${path.module}/task-definition.json", {
-    app_env                   = var.app_env
-    app_name                  = var.app_name
     aws_region                = local.aws_region
     cloudwatch_log_group_name = var.cloudwatch_log_group_name
     aws_access_key            = aws_iam_access_key.backup.id
     aws_secret_key            = aws_iam_access_key.backup.secret
     cpu                       = var.cpu
-    cron_schedule             = var.cron_schedule
     db_names                  = join(" ", var.db_names)
     docker_image              = var.docker_image
-    idp_name                  = var.idp_name
     mysql_host                = var.mysql_host
     mysql_pass                = var.mysql_pass
     mysql_user                = var.mysql_user
diff --git a/terraform/032-db-backup/outputs.tf b/terraform/032-db-backup/outputs.tf
index 56014b0..9561872 100644
--- a/terraform/032-db-backup/outputs.tf
+++ b/terraform/032-db-backup/outputs.tf
@@ -9,4 +9,3 @@ output "s3_bucket_name" {
 output "s3_bucket_arn" {
   value = aws_s3_bucket.backup.arn
 }
-
diff --git a/terraform/032-db-backup/task-definition.json b/terraform/032-db-backup/task-definition.json
index 91af99e..5ec00ba 100644
--- a/terraform/032-db-backup/task-definition.json
+++ b/terraform/032-db-backup/task-definition.json
@@ -15,14 +15,6 @@
     "ulimits": null,
     "dockerSecurityOptions": null,
     "environment": [
-      {
-        "name": "APP_ENV",
-        "value": "${app_env}"
-      },
-      {
-        "name": "APP_NAME",
-        "value": "${app_name}"
-      },
       {
         "name": "AWS_ACCESS_KEY",
         "value": "${aws_access_key}"
@@ -31,18 +23,10 @@
         "name": "AWS_SECRET_KEY",
         "value": "${aws_secret_key}"
       },
-      {
-        "name": "CRON_SCHEDULE",
-        "value": "${cron_schedule}"
-      },
       {
         "name": "DB_NAMES",
         "value": "${db_names}"
       },
-      {
-        "name": "IDP_NAME",
-        "value": "${idp_name}"
-      },
       {
         "name": "MODE",
         "value": "${service_mode}"
diff --git a/terraform/032-db-backup/vars.tf b/terraform/032-db-backup/vars.tf
index 8ea3c5a..5f62eb5 100644
--- a/terraform/032-db-backup/vars.tf
+++ b/terraform/032-db-backup/vars.tf
@@ -84,4 +84,3 @@ variable "service_mode" {
 variable "vpc_id" {
   type = string
 }
-