diff --git a/package.json b/package.json
index 1987a6d..470fa2c 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "version": "0.1.0",
   "private": true,
   "scripts": {
-    "dev": "next dev",
+    "dev": "next dev --turbopack",
     "build": "next build",
     "start": "next start",
     "lint": "next lint",
diff --git a/src/lib/services/preferences.service.ts b/src/lib/services/preferences.service.ts
index e9ad1d6..6bc4294 100644
--- a/src/lib/services/preferences.service.ts
+++ b/src/lib/services/preferences.service.ts
@@ -5,6 +5,7 @@ import { AppError } from "../../utils/errors";
 import type { UserPreferences } from "@/types/preferences";
 import { defaultPreferences } from "@/types/preferences";
 import type { User } from "@/types/komga";
+import connectDB from "@/lib/mongodb";
 
 export class PreferencesService {
   static async getCurrentUser(): Promise<User> {
@@ -18,6 +19,7 @@ export class PreferencesService {
   static async getPreferences(): Promise<UserPreferences> {
     try {
       const user = await this.getCurrentUser();
+      await connectDB();
       const preferences = await PreferencesModel.findOne({ userId: user.id });
       if (!preferences) {
         return defaultPreferences;
@@ -37,6 +39,7 @@ export class PreferencesService {
   static async updatePreferences(preferences: Partial<UserPreferences>): Promise<UserPreferences> {
     try {
       const user = await this.getCurrentUser();
+      await connectDB();
       const updatedPreferences = await PreferencesModel.findOneAndUpdate(
         { userId: user.id },
         { $set: preferences },