diff --git a/.gitignore b/.gitignore
index 5dbc158..0ef1bde 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,8 @@ _obj
 _test
 vendor
 bin
+.vscode
+.idea
 
 .env
 
diff --git a/cmd/api/main.go b/cmd/api/main.go
index 15aa75a..5c72941 100644
--- a/cmd/api/main.go
+++ b/cmd/api/main.go
@@ -3,7 +3,6 @@ package main
 import (
 	"os"
 	"wallet-api/pkg/api"
-	"wallet-api/pkg/utl/common"
 	"wallet-api/pkg/utl/db"
 	"wallet-api/pkg/utl/server"
 
@@ -12,8 +11,7 @@ import (
 )
 
 func main() {
-	err := godotenv.Load()
-	common.CheckError(err)
+	godotenv.Load()
 
 	dbUrl := os.Getenv("DATABASE_URL")
 	r := gin.Default()
diff --git a/pkg/api/routes.go b/pkg/api/routes.go
index 442fb46..2c8e034 100644
--- a/pkg/api/routes.go
+++ b/pkg/api/routes.go
@@ -3,18 +3,21 @@ package api
 import (
 	"wallet-api/pkg/controllers"
 	"wallet-api/pkg/services"
+	"wallet-api/pkg/utl/configs"
 
 	"github.com/gin-gonic/gin"
 	"github.com/go-pg/pg/v10"
 )
 
 func Routes(s *gin.Engine, db *pg.DB) {
+	ver := s.Group(configs.Prefix)
+
+	api := ver.Group("api")
+	register := ver.Group("register")
+
 	apiService := services.ApiService{Db: db}
 	registerService := services.RegisterService{Db: db}
 
-	apiController := controllers.ApiController{ApiService: &apiService}
-	registerController := controllers.RegisterController{RegisterService: &registerService}
-
-	apiController.Init(s)
-	registerController.Init(s)
+	controllers.NewApiController(&apiService, api)
+	controllers.NewRegisterController(&registerService, register)
 }
diff --git a/pkg/controllers/api.go b/pkg/controllers/api.go
index 7350927..cc90334 100644
--- a/pkg/controllers/api.go
+++ b/pkg/controllers/api.go
@@ -10,9 +10,13 @@ type ApiController struct {
 	ApiService *services.ApiService
 }
 
-func (ac *ApiController) Init(s *gin.Engine) {
-	apiGroup := s.Group("/api")
-	apiGroup.GET("", ac.getFirst)
+func NewApiController(as *services.ApiService, s *gin.RouterGroup) *ApiController {
+	ac := new(ApiController)
+	ac.ApiService = as
+
+	s.GET("", ac.getFirst)
+
+	return ac
 }
 
 func (ac *ApiController) getFirst(c *gin.Context) {
diff --git a/pkg/controllers/register.go b/pkg/controllers/register.go
index 5065882..e4a6957 100644
--- a/pkg/controllers/register.go
+++ b/pkg/controllers/register.go
@@ -13,9 +13,13 @@ type RegisterController struct {
 	RegisterService *services.RegisterService
 }
 
-func (rc *RegisterController) Init(s *gin.Engine) {
-	apiGroup := s.Group("/register")
-	apiGroup.POST("", rc.Post)
+func NewRegisterController(rs *services.RegisterService, s *gin.RouterGroup) *RegisterController {
+	rc := new(RegisterController)
+	rc.RegisterService = rs
+
+	s.POST("", rc.Post)
+
+	return rc
 }
 
 func (rc *RegisterController) Post(c *gin.Context) {
diff --git a/pkg/utl/configs/configs.go b/pkg/utl/configs/configs.go
index 27459e6..c89ecf1 100644
--- a/pkg/utl/configs/configs.go
+++ b/pkg/utl/configs/configs.go
@@ -1 +1,6 @@
 package configs
+
+const (
+	Version = "0.0.1"
+	Prefix  = "v1"
+)