diff --git a/app/api/courrier/account-folders/route.ts b/app/api/courrier/account-folders/route.ts
index 6f5d6dc3..317167d9 100644
--- a/app/api/courrier/account-folders/route.ts
+++ b/app/api/courrier/account-folders/route.ts
@@ -51,7 +51,7 @@ export async function GET(request: Request) {
         secure: true,
         auth: {
           user: account.email,
-          pass: account.password,
+          pass: account.password || undefined,
         },
         logger: false,
         tls: {
@@ -111,7 +111,7 @@ export async function GET(request: Request) {
             secure: true,
             auth: {
               user: account.email,
-              pass: account.password,
+              pass: account.password || undefined,
             },
             logger: false,
             tls: {