diff --git a/main.tf b/main.tf
index 6262a4d..c87b1af 100644
--- a/main.tf
+++ b/main.tf
@@ -1,10 +1,3 @@
-terraform {
-  required_providers {
-    aws  = ">= 2.31.0"
-    null = "~> 2.1"
-  }
-}
-
 module "dmrpp_service" {
   source              = "./modules/dmrpp_service"
   prefix              = var.prefix
diff --git a/modules/dmrpp_service/main.tf b/modules/dmrpp_service/main.tf
index 417ff20..59c5c6c 100644
--- a/modules/dmrpp_service/main.tf
+++ b/modules/dmrpp_service/main.tf
@@ -10,7 +10,7 @@ module "dmrpp_ecs_task_module" {
 }
 
 module "dmrpp_service" {
-  source = "https://github.com/nasa/cumulus/releases/download/v15.0.4/terraform-aws-cumulus-ecs-service.zip"
+  source = "https://github.com/nasa/cumulus/releases/download/v16.1.1/terraform-aws-cumulus-ecs-service.zip"
 
   prefix              = var.prefix
   name                = "${var.prefix}_dmrpp_generator"