diff --git a/apps/server/src/config/default.ts b/apps/server/src/config/default.ts
index 980167825..478f4ab8c 100644
--- a/apps/server/src/config/default.ts
+++ b/apps/server/src/config/default.ts
@@ -56,7 +56,6 @@ export const getDefaultAFFiNEConfig: () => AFFiNEConfig = () => {
       AFFINE_SERVER_SUB_PATH: 'path',
       AFFINE_ENV: 'affineEnv',
       DATABASE_URL: 'db.url',
-      AUTH_PRIVATE_KEY: 'auth.privateKey',
       ENABLE_R2_OBJECT_STORAGE: ['objectStorage.r2.enabled', 'boolean'],
       R2_OBJECT_STORAGE_ACCOUNT_ID: 'objectStorage.r2.accountId',
       R2_OBJECT_STORAGE_ACCESS_KEY_ID: 'objectStorage.r2.accessKeyId',