diff --git a/.env.example b/.env.example
index ac14b63..5ee11c2 100644
--- a/.env.example
+++ b/.env.example
@@ -15,3 +15,6 @@ WECHAT_APP_SECRET=
 PUBLIC_BASE_URL=http://127.0.0.1:8000
 UPLOAD_DIR=uploads
 
+ERP_API_BASE_URL=http://127.0.0.1:8000
+ERP_QR_LOGIN_SHARED_SECRET=replace-with-same-secret-on-erp-backend
+ERP_LOGIN_QRCODE_DIR=erp-login-qrcodes