diff --git a/go-backend/cmd/membership/main.go b/go-backend/cmd/membership/main.go
index 569ba4f..b10ddf5 100644
--- a/go-backend/cmd/membership/main.go
+++ b/go-backend/cmd/membership/main.go
@@ -18,18 +18,18 @@ func main() {
 
 	config.LoadConfig()
 
-	err := database.Open(config.DB.Path, config.Recipients.AdminEmail)
+	db, err := database.Open(config.DB.Path, config.Recipients.AdminEmail)
 	if err != nil {
 		logger.Error.Fatalf("Couldn't init database: %v", err)
 	}
 
 	defer func() {
-		if err := database.Close(); err != nil {
+		if err := database.Close(db); err != nil {
 			logger.Error.Fatalf("Failed to close database: %v", err)
 		}
 	}()
 
-	go server.Run()
+	go server.Run(db)
 
 	gracefulShutdown()
 }
diff --git a/go-backend/internal/database/db.go b/go-backend/internal/database/db.go
index 3fe0ee3..f3c6543 100644
--- a/go-backend/internal/database/db.go
+++ b/go-backend/internal/database/db.go
@@ -15,11 +15,11 @@ import (
 
 var DB *gorm.DB
 
-func Open(dbPath string, adminMail string) error {
+func Open(dbPath string, adminMail string) (*gorm.DB, error) {
 
 	db, err := gorm.Open(sqlite.Open(dbPath), &gorm.Config{})
 	if err != nil {
-		return err
+		return nil, err
 	}
 	if err := db.AutoMigrate(
 		&models.User{},
@@ -31,12 +31,11 @@ func Open(dbPath string, adminMail string) error {
 		&models.Category{},
 		&models.BankAccount{}); err != nil {
 		logger.Error.Fatalf("Couldn't create database: %v", err)
-		return err
+		return nil, err
 	}
-	DB = db
 
 	logger.Info.Print("Opened DB")
-
+	DB = db
 	var categoriesCount int64
 	db.Model(&models.Category{}).Count(&categoriesCount)
 	if categoriesCount == 0 {
@@ -44,7 +43,7 @@ func Open(dbPath string, adminMail string) error {
 		for _, model := range categories {
 			result := db.Create(&model)
 			if result.Error != nil {
-				return result.Error
+				return nil, result.Error
 			}
 		}
 	}
@@ -62,7 +61,7 @@ func Open(dbPath string, adminMail string) error {
 		if exists == 0 {
 			result := db.Create(&model)
 			if result.Error != nil {
-				return result.Error
+				return nil, result.Error
 			}
 		}
 	}
@@ -72,20 +71,20 @@ func Open(dbPath string, adminMail string) error {
 	if userCount == 0 {
 		var createdModel models.SubscriptionModel
 		if err := db.First(&createdModel).Error; err != nil {
-			return err
+			return nil, err
 		}
 
 		admin, err := createAdmin(adminMail, createdModel.ID)
 		if err != nil {
-			return err
+			return nil, err
 		}
 		result := db.Session(&gorm.Session{FullSaveAssociations: true}).Create(&admin)
 		if result.Error != nil {
-			return result.Error
+			return nil, result.Error
 		}
 	}
 
-	return nil
+	return db, nil
 }
 
 func createSubscriptionModels() []models.SubscriptionModel {
@@ -167,11 +166,11 @@ func createAdmin(userMail string, subscriptionModelID uint) (*models.User, error
 	//"DE49700500000008447644", //fake
 }
 
-func Close() error {
+func Close(db *gorm.DB) error {
 	logger.Info.Print("Closing  DB")
-	db, err := DB.DB()
+	database, err := db.DB()
 	if err != nil {
 		return err
 	}
-	return db.Close()
+	return database.Close()
 }
diff --git a/go-backend/internal/server/server.go b/go-backend/internal/server/server.go
index 056f2bd..3fab15a 100644
--- a/go-backend/internal/server/server.go
+++ b/go-backend/internal/server/server.go
@@ -20,13 +20,14 @@ import (
 	"GoMembership/pkg/logger"
 
 	"github.com/gin-gonic/gin"
+	"gorm.io/gorm"
 )
 
 var shutdownChannel = make(chan struct{})
 var srv *http.Server
 
 // Run initializes the server configuration, sets up services and controllers, and starts the HTTP server.
-func Run() {
+func Run(db *gorm.DB) {
 
 	emailService := services.NewEmailService(config.SMTP.Host, config.SMTP.Port, config.SMTP.User, config.SMTP.Password)
 	var consentRepo repositories.ConsentRepositoryInterface = &repositories.ConsentRepository{}
@@ -41,13 +42,11 @@ func Run() {
 
 	var licenceRepo repositories.LicenceInterface = &repositories.LicenceRepository{}
 	licenceService := &services.LicenceService{Repo: licenceRepo}
-
-	var userRepo repositories.UserRepositoryInterface = &repositories.UserRepository{}
-	userService := &services.UserService{Repo: userRepo, Licences: licenceRepo}
+	userService := &services.UserService{DB: db, Licences: licenceRepo}
 
 	userController := &controllers.UserController{Service: userService, EmailService: emailService, ConsentService: consentService, LicenceService: licenceService, BankAccountService: bankAccountService, MembershipService: membershipService}
-	membershipController := &controllers.MembershipController{Service: *membershipService, UserController: userController}
-	licenceController := &controllers.LicenceController{Service: *licenceService}
+	membershipController := &controllers.MembershipController{Service: membershipService, UserService: userService}
+	licenceController := &controllers.LicenceController{Service: licenceService}
 	contactController := &controllers.ContactController{EmailService: emailService}
 
 	router := gin.Default()
@@ -65,7 +64,7 @@ func Run() {
 	router.Use(middlewares.RateLimitMiddleware(limiter))
 
 	routes.RegisterRoutes(router, userController, membershipController, contactController, licenceController)
-	validation.SetupValidators()
+	validation.SetupValidators(db)
 
 	logger.Info.Println("Starting server on :8080")
 	srv = &http.Server{