diff --git a/README.md b/README.md
index 7d4a6c1..60b143b 100644
--- a/README.md
+++ b/README.md
@@ -127,6 +127,7 @@ npm run setup
    ```txt
    registry=https://registry.npm.taobao.org
    ELECTRON_MIRROR=https://npm.taobao.org/mirrors/electron/
+   ELECTRON_BUILDER_BINARIES_MIRROR=http://npm.taobao.org/mirrors/electron-builder-binaries/
    ```
 
 ### 开发模式