diff --git a/instances/envs/production.tfvars b/instances/envs/production.tfvars
new file mode 100644
index 0000000..aca2c97
--- /dev/null
+++ b/instances/envs/production.tfvars
@@ -0,0 +1,6 @@
+legacy_server_instance_type="t2.micro"
+sites_server_instance_type="t3.micro"
+ami="ami-0866a3c8686eaeeba"
+env="production"
+key_name="custom-host"
+private_key_path="~/Repositories/nossas/keys/ailton-krenak.pem"
\ No newline at end of file
diff --git a/instances/main.tf b/instances/main.tf
index 6038267..783674a 100644
--- a/instances/main.tf
+++ b/instances/main.tf
@@ -15,31 +15,21 @@ provider "aws" {
 
 # Módulo para o servidor web
 module "legacy_server" {
-  source            = "./modules/legacy_server"
+  source            = "./modules/common"
   ami               = var.ami
   instance_type     = var.legacy_server_instance_type
-  env               = var.env
+  instance_name     = "legacy-server-${var.env}"
   key_name          = var.key_name
   private_key_path  = var.private_key_path
   monitoring_files_path = "./monitoring"
 }
 
 module "sites_server" {
-  source            = "./modules/sites_server"
+  source            = "./modules/common"
   ami               = var.ami
   instance_type     = var.sites_server_instance_type
-  env               = var.env
+  instance_name     = "sites-server-${var.env}"
   key_name          = var.key_name
   private_key_path  = var.private_key_path
   monitoring_files_path = "./monitoring"
-}
-
-# Módulo para o servidor de banco de dados
-# module "db_server" {
-#   source             = "./modules/db_server"
-#   ami_id             = var.db_server_ami_id
-#   instance_type      = var.db_server_instance_type
-#   key_name           = var.key_name
-#   instance_name      = "db-server-${var.env}"
-#   private_key_path   = var.private_key_path
-# }
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/instances/modules/common/main.tf b/instances/modules/common/main.tf
index b2cf93b..3e5de6b 100644
--- a/instances/modules/common/main.tf
+++ b/instances/modules/common/main.tf
@@ -1,9 +1,8 @@
-# resource "aws_key_pair" "devops_key_pair" {
-#   key_name   = "devops-host"
-#   public_key = file("~/.ssh/id_rsa.pub")
-# }
+# Define um formato de instância genérica para criar novas instâncias monitoradas
+# e habilitadas para implantar arquiteturas baseadas em Docker.
 
-resource "aws_instance" "common_instance" {
+resource "aws_instance" "server" {
+  # Sistema operacional na Amazon
   ami           = var.ami
   instance_type = var.instance_type
 
@@ -33,7 +32,7 @@ resource "aws_instance" "common_instance" {
       "sudo systemctl start docker",
       "sudo systemctl enable docker",
       "sudo usermod -aG docker ubuntu",
-      # Altera o hostname antes de instalar o telegraf  
+      # Altera o hostname antes de instalar o telegraf
       "sudo hostnamectl set-hostname --transient --static ${var.instance_name}",
       # Inicia a configuração do monitoramento
       "cd /home/ubuntu/monitoring/",
diff --git a/instances/modules/legacy_server/main.tf b/instances/modules/legacy_server/main.tf
deleted file mode 100644
index 40e2502..0000000
--- a/instances/modules/legacy_server/main.tf
+++ /dev/null
@@ -1,16 +0,0 @@
-module "common" {
-  source            = "../common"
-  ami               = var.ami
-  instance_type     = var.instance_type
-  instance_name     = "legacy-server-${var.env}"
-  key_name          = var.key_name
-  private_key_path  = var.private_key_path
-  monitoring_files_path = var.monitoring_files_path
-}
-
-resource "aws_instance" "legacy_server" {
-    ami = var.ami
-    instance_type = var.instance_type
-
-    depends_on = [ module.common ]
-}
\ No newline at end of file
diff --git a/instances/modules/legacy_server/variables.tf b/instances/modules/legacy_server/variables.tf
deleted file mode 100644
index 7a3de24..0000000
--- a/instances/modules/legacy_server/variables.tf
+++ /dev/null
@@ -1,29 +0,0 @@
-variable ami {
-    description = "Tipo de imagem para o servidor legado (APIS e Clientes Bonde)"
-    type        = string
-}
-
-variable "instance_type" {
-    description = "Tipo de instância para o servidor legado (APIS e Clientes Bonde)"
-    type        = string
-}
-
-variable "env" {
-    description = "Ambiente (dev, staging, production)"
-    type        = string
-}
-
-variable "key_name" {
-    description = "Nome da chave SSH"
-    type        = string
-}
-
-variable "private_key_path" {
-    description = "Caminho para a chave privada SSH"
-    type        = string
-}
-
-variable "monitoring_files_path" {
-    description = "Caminho para arquivos de instalação do monitoramento"
-    type        = string
-}
\ No newline at end of file
diff --git a/instances/modules/sites_server/main.tf b/instances/modules/sites_server/main.tf
deleted file mode 100644
index e0fc809..0000000
--- a/instances/modules/sites_server/main.tf
+++ /dev/null
@@ -1,16 +0,0 @@
-module "common" {
-  source            = "../common"
-  ami               = var.ami
-  instance_type     = var.instance_type
-  instance_name     = "sites-server-${var.env}"
-  key_name          = var.key_name
-  private_key_path  = var.private_key_path
-  monitoring_files_path = var.monitoring_files_path
-}
-
-resource "aws_instance" "sites_server" {
-    ami = var.ami
-    instance_type = var.instance_type
-    
-    depends_on = [ module.common ]
-}
\ No newline at end of file
diff --git a/instances/modules/sites_server/variables.tf b/instances/modules/sites_server/variables.tf
deleted file mode 100644
index 90935a4..0000000
--- a/instances/modules/sites_server/variables.tf
+++ /dev/null
@@ -1,29 +0,0 @@
-variable ami {
-    description = "Tipo de imagem para o servidor de sites (APIS e Clientes Bonde)"
-    type        = string
-}
-
-variable "instance_type" {
-    description = "Tipo de instância para o servidor legado (APIS e Clientes Bonde)"
-    type        = string
-}
-
-variable "env" {
-    description = "Ambiente (dev, staging, production)"
-    type        = string
-}
-
-variable "key_name" {
-    description = "Nome da chave SSH"
-    type        = string
-}
-
-variable "private_key_path" {
-    description = "Caminho para a chave privada SSH"
-    type        = string
-}
-
-variable "monitoring_files_path" {
-    description = "Caminho para arquivos de instalação do monitoramento"
-    type        = string
-}
\ No newline at end of file
diff --git a/instances/variables.tf b/instances/variables.tf
index 912f682..95334db 100644
--- a/instances/variables.tf
+++ b/instances/variables.tf
@@ -1,19 +1,17 @@
 variable ami {
     description = "Tipo de imagem para o servidor legado (APIS e Clientes Bonde)"
     type        = string
-    default     = "ami-0866a3c8686eaeeba"
+    default     = "ami-0866a3c8686eaeeba"     # Ubuntu
 }
 
 variable "legacy_server_instance_type" {
     description = "Tipo de instância para o servidor legado (APIS e Clientes Bonde)"
     type        = string
-    default     = "t2.micro"
 }
 
 variable "sites_server_instance_type" {
     description = "Tipo de instância para o servidor de sites (Bonde Público e CMS)"
     type        = string
-    default     = "t2.micro"
 }
 
 variable "env" {