diff --git a/src/app/api/preferences/route.ts b/src/app/api/preferences/route.ts
index 7d29ced..9d656de 100644
--- a/src/app/api/preferences/route.ts
+++ b/src/app/api/preferences/route.ts
@@ -3,8 +3,7 @@ import { PreferencesService } from "@/lib/services/preferences.service";
 
 export async function GET() {
   try {
-    const user = await PreferencesService.getCurrentUser();
-    const preferences = await PreferencesService.getPreferences(user.id);
+    const preferences = await PreferencesService.getPreferences();
     return NextResponse.json(preferences);
   } catch (error) {
     console.error("Erreur lors de la récupération des préférences:", error);
@@ -15,8 +14,7 @@ export async function GET() {
 export async function PUT(request: NextRequest) {
   try {
     const preferences = await request.json();
-    const user = await PreferencesService.getCurrentUser();
-    const updatedPreferences = await PreferencesService.updatePreferences(user.id, preferences);
+    const updatedPreferences = await PreferencesService.updatePreferences(preferences);
     return NextResponse.json(updatedPreferences);
   } catch (error) {
     console.error("Erreur lors de la mise à jour des préférences:", error);
diff --git a/src/lib/services/preferences.service.ts b/src/lib/services/preferences.service.ts
index 474f1c3..a897759 100644
--- a/src/lib/services/preferences.service.ts
+++ b/src/lib/services/preferences.service.ts
@@ -12,11 +12,6 @@ export interface UserPreferences {
   cacheMode: "memory" | "file";
 }
 
-const defaultPreferences: UserPreferences = {
-  showThumbnails: true,
-  cacheMode: "memory",
-};
-
 export class PreferencesService {
   static async getCurrentUser(): Promise<User> {
     const userCookie = cookies().get("stripUser");
@@ -33,9 +28,10 @@ export class PreferencesService {
     }
   }
 
-  static async getPreferences(userId: string): Promise<UserPreferences> {
+  static async getPreferences(): Promise<UserPreferences> {
     try {
-      const preferences = await PreferencesModel.findOne({ userId });
+      const user = await this.getCurrentUser();
+      const preferences = await PreferencesModel.findOne({ userId: user.id });
       if (!preferences) {
         return {
           showThumbnails: true,
@@ -55,13 +51,11 @@ export class PreferencesService {
     }
   }
 
-  static async updatePreferences(
-    userId: string,
-    preferences: Partial<UserPreferences>
-  ): Promise<UserPreferences> {
+  static async updatePreferences(preferences: Partial<UserPreferences>): Promise<UserPreferences> {
     try {
+      const user = await this.getCurrentUser();
       const updatedPreferences = await PreferencesModel.findOneAndUpdate(
-        { userId },
+        { userId: user.id },
         { $set: preferences },
         { new: true, upsert: true }
       );