diff --git a/main.tf b/main.tf
index 6caae8b..de40960 100644
--- a/main.tf
+++ b/main.tf
@@ -63,6 +63,31 @@ module "efs" {
 
 }
 
+resource "aws_service_discovery_service" "main" {
+  count = var.public == true ? 0 : 1
+  name  = "${var.namespace}-${var.env}-${local.ecs_service_name}"
+
+  tags = {
+    env   = var.env
+    Env   = var.env
+    Name  = local.ecs_service_name
+  }
+
+  dns_config {
+    namespace_id    = var.service_discovery_id
+    routing_policy  = "MULTIVALUE"
+
+    dns_records {
+      ttl  = 10
+      type = "A"
+    }
+  }
+
+  health_check_custom_config {
+    failure_threshold = 1
+  }
+}
+
 module "service" {
   source = "./ecs-modules/ecs-service"
 
@@ -184,6 +209,13 @@ module "service" {
     PROXY_ENABLED = var.web_proxy_enabled ? "true" : "false"
   }
   )
+
+  dynamic service_registries {
+    for_each = var.public ? [] : [1]
+    content {
+      registry_arn = aws_service_discovery_service.main[0].arn
+    }
+  }  
 }
 
 resource "aws_route53_record" "alb" {
diff --git a/variables.tf b/variables.tf
index f251bc5..6b8f46a 100644
--- a/variables.tf
+++ b/variables.tf
@@ -697,6 +697,12 @@ variable "cpu_architecture" {
   default     = "X86_64"
 }
 
+variable "service_discovery_id" {
+  type        = string
+  description = "When you use Service Discovery"
+  default     = ""
+}
+
 variable "ecr_force_delete" {
   default = false
   description = "If true, will delete the ECR repository even if it contains images."