diff --git a/terraform/environments/delius-jitbit/ecs.tf b/terraform/environments/delius-jitbit/ecs.tf
index ac6de28f4c0..70e30d16752 100644
--- a/terraform/environments/delius-jitbit/ecs.tf
+++ b/terraform/environments/delius-jitbit/ecs.tf
@@ -1,5 +1,5 @@
 module "ecs" {
-  source = "github.com/ministryofjustice/modernisation-platform-terraform-ecs-cluster//cluster?ref=v2.0.1"
+  source = "github.com/ministryofjustice/modernisation-platform-terraform-ecs-cluster//cluster?ref=v4.0.3"
 
   environment = local.environment
   name        = local.application_name