diff --git a/backend/internal/handler/auth_handler_async_test.go b/backend/internal/handler/auth_handler_async_test.go
index c7ff6139..00212e60 100644
--- a/backend/internal/handler/auth_handler_async_test.go
+++ b/backend/internal/handler/auth_handler_async_test.go
@@ -171,6 +171,9 @@ func (m *AsyncMockTenantService) ListTenants(ctx context.Context, limit, offset
 func (m *AsyncMockTenantService) ListManageableTenants(ctx context.Context, userID string) ([]domain.Tenant, error) {
 	return nil, nil
 }
+func (m *AsyncMockTenantService) IsDomainAllowed(ctx context.Context, domainName string) (bool, error) {
+	return false, nil
+}
 func (m *AsyncMockTenantService) ApproveTenant(ctx context.Context, id string) error { return nil }
 func (m *AsyncMockTenantService) SetKetoService(keto service.KetoService)            {}
 func (m *AsyncMockTenantService) AddTenantAdmin(ctx context.Context, tenantID, userID string) error {
diff --git a/backend/internal/handler/tenant_handler_test.go b/backend/internal/handler/tenant_handler_test.go
index b608b550..f6e785ca 100644
--- a/backend/internal/handler/tenant_handler_test.go
+++ b/backend/internal/handler/tenant_handler_test.go
@@ -71,6 +71,19 @@ func (m *MockTenantService) ListTenants(ctx context.Context, limit, offset int,
 	return args.Get(0).([]domain.Tenant), args.Get(1).(int64), args.Error(2)
 }
 
+func (m *MockTenantService) ListManageableTenants(ctx context.Context, userID string) ([]domain.Tenant, error) {
+	args := m.Called(ctx, userID)
+	if args.Get(0) == nil {
+		return nil, args.Error(1)
+	}
+	return args.Get(0).([]domain.Tenant), args.Error(1)
+}
+
+func (m *MockTenantService) IsDomainAllowed(ctx context.Context, domainName string) (bool, error) {
+	args := m.Called(ctx, domainName)
+	return args.Bool(0), args.Error(1)
+}
+
 func (m *MockTenantService) SetKetoService(keto service.KetoService) {
 	m.Called(keto)
 }
diff --git a/backend/internal/middleware/tenant_middleware_test.go b/backend/internal/middleware/tenant_middleware_test.go
index 5d8f21a2..b3d1cd2e 100644
--- a/backend/internal/middleware/tenant_middleware_test.go
+++ b/backend/internal/middleware/tenant_middleware_test.go
@@ -4,7 +4,6 @@ import (
 	"baron-sso-backend/internal/domain"
 	"baron-sso-backend/internal/service"
 	"context"
-	"log/slog"
 	"net/http/httptest"
 	"os"
 	"testing"
@@ -21,9 +20,11 @@ type MockTenantServiceForMiddleware struct {
 func (m *MockTenantServiceForMiddleware) RegisterTenant(ctx context.Context, name, slug, tenantType, description string, domains []string, parentID *string, creatorID string) (*domain.Tenant, error) {
 	return nil, nil
 }
+
 func (m *MockTenantServiceForMiddleware) RequestRegistration(ctx context.Context, name, slug, description string, domainName string, adminEmail string) (*domain.Tenant, error) {
 	return nil, nil
 }
+
 func (m *MockTenantServiceForMiddleware) GetTenantByDomain(ctx context.Context, emailDomain string) (*domain.Tenant, error) {
 	args := m.Called(mock.Anything, emailDomain)
 	if args.Get(0) == nil {
@@ -31,6 +32,7 @@ func (m *MockTenantServiceForMiddleware) GetTenantByDomain(ctx context.Context,
 	}
 	return args.Get(0).(*domain.Tenant), args.Error(1)
 }
+
 func (m *MockTenantServiceForMiddleware) GetTenantBySlug(ctx context.Context, slug string) (*domain.Tenant, error) {
 	args := m.Called(mock.Anything, slug)
 	if args.Get(0) == nil {
@@ -38,18 +40,23 @@ func (m *MockTenantServiceForMiddleware) GetTenantBySlug(ctx context.Context, sl
 	}
 	return args.Get(0).(*domain.Tenant), args.Error(1)
 }
+
 func (m *MockTenantServiceForMiddleware) GetTenant(ctx context.Context, id string) (*domain.Tenant, error) {
 	return nil, nil
 }
+
 func (m *MockTenantServiceForMiddleware) ListTenants(ctx context.Context, limit, offset int, parentID string) ([]domain.Tenant, int64, error) {
 	return nil, 0, nil
 }
+
 func (m *MockTenantServiceForMiddleware) ListManageableTenants(ctx context.Context, userID string) ([]domain.Tenant, error) {
 	return nil, nil
 }
+
 func (m *MockTenantServiceForMiddleware) IsDomainAllowed(ctx context.Context, domainName string) (bool, error) {
 	return false, nil
 }
+
 func (m *MockTenantServiceForMiddleware) ApproveTenant(ctx context.Context, id string) error {
 	return nil
 }