diff --git a/.env.example b/.env.example
index cfeefa0..ed576fc 100644
--- a/.env.example
+++ b/.env.example
@@ -23,6 +23,7 @@ REDIS_DB=0
 # 务必改为你自己的字符串
 SIMPLE_JWT_SECRET=lumneim
 JWT_HEADER_NAME=Authorization
+SIMPLE_JWT_TTL=3600
 SIMPLE_JWT_PREFIX=jwt
 
 # ---- 项目配置 ----