diff --git a/backend/env/.env.dev b/backend/env/.env.dev
index 7cfac2abcde52d1c37dc83cc02097228ebfe4698..c1e418a9a7cbc64e632888d344c894d864dcdf22 100644
--- a/backend/env/.env.dev
+++ b/backend/env/.env.dev
@@ -29,7 +29,7 @@ ROOT_PATH = "/api/v1"   # API路由前缀
 DEMO_ENABLE = False  # 是否启用演示模式
 
 # 数据库配置
-DB_DRIVER = "mysql"     # sqlite、mysql
+DB_DRIVER = "mysql"     # sqlite、mysql、postgresql
 
 # SQLite配置
 SQLITE_DB_NAME = "dev_sql.db"
@@ -41,6 +41,13 @@ MYSQL_PASSWORD = "ServBay.dev"
 MYSQL_PORT = 3306
 MYSQL_DB_NAME = "fastapi_vue_admin"
 
+# POSTGRESQL配置
+POSTGRESQL_HOST = "localhost"
+POSTGRESQL_USER = "postgres"
+POSTGRESQL_PASSWORD = "ServBay.dev"
+POSTGRESQL_PORT = 5432
+POSTGRESQL_DB_NAME = "fastapi_vue_admin"
+
 # Redis配置
 REDIS_ENABLE = True 
 REDIS_HOST = "localhost"