diff --git a/server/utils/auth_utils.py b/server/utils/auth_utils.py
index 08da0380..fb1e51b8 100644
--- a/server/utils/auth_utils.py
+++ b/server/utils/auth_utils.py
@@ -8,7 +8,7 @@ import jwt
 # JWT配置
 JWT_SECRET_KEY = os.environ.get("JWT_SECRET_KEY", "yuxi_know_secure_key")
 JWT_ALGORITHM = "HS256"
-JWT_EXPIRATION = 24 * 60 * 60  # 24小时过期
+JWT_EXPIRATION = 7 * 24 * 60 * 60  # 7天过期
 
 
 class AuthUtils: