diff --git a/app/api/calendars/[id]/events/route.ts b/app/api/calendars/[id]/events/route.ts
index 268ce1b..dc0e277 100644
--- a/app/api/calendars/[id]/events/route.ts
+++ b/app/api/calendars/[id]/events/route.ts
@@ -1,6 +1,6 @@
 import { NextRequest, NextResponse } from "next/server";
 import { getServerSession } from "next-auth/next";
-import { authOptions } from "@/app/api/auth/[...nextauth]/route";
+import { authOptions } from "@/lib/auth";
 import { prisma } from "@/lib/prisma";
 
 /**
diff --git a/app/api/calendars/[id]/route.ts b/app/api/calendars/[id]/route.ts
index 25ea758..4f8f59d 100644
--- a/app/api/calendars/[id]/route.ts
+++ b/app/api/calendars/[id]/route.ts
@@ -1,6 +1,6 @@
 import { NextRequest, NextResponse } from "next/server";
 import { getServerSession } from "next-auth/next";
-import { authOptions } from "@/app/api/auth/[...nextauth]/route";
+import { authOptions } from "@/lib/auth";
 import { prisma } from "@/lib/prisma";
 
 /**
diff --git a/app/api/calendars/route.ts b/app/api/calendars/route.ts
index 3449365..39b55c8 100644
--- a/app/api/calendars/route.ts
+++ b/app/api/calendars/route.ts
@@ -11,7 +11,7 @@ import { prisma } from "@/lib/prisma";
  *
  * The function performs the following steps:
  * 1. Retrieves the server session using `getServerSession`.
- * 2. Checks if the user is authenticated by verifying the presence of `session.user.id`.
+ * 2. Checks if the user is authenticated by verifying the presence of `session.user.username`.
  *    - If not authenticated, returns a 401 response with an error message.
  * 3. Attempts to fetch the calendars associated with the authenticated user from the database.
  *    - If successful, returns the calendars in a JSON response.
@@ -20,14 +20,14 @@ import { prisma } from "@/lib/prisma";
 export async function GET(req: NextRequest) {
   const session = await getServerSession(authOptions);
 
-  if (!session?.user?.id) {
+  if (!session?.user?.username) {
     return NextResponse.json({ error: "Non authentifié" }, { status: 401 });
   }
 
   try {
     const calendars = await prisma.calendar.findMany({
       where: {
-        userId: session.user.id,
+        userId: session.user.username,
       },
       include: {
         events: {