diff --git a/README.md b/README.md
index 390a774..18e0c3c 100644
--- a/README.md
+++ b/README.md
@@ -13,3 +13,8 @@ echo '{
     "mirror": "git://mirrors.ustc.edu.cn/crates.io-index"
 }' > ~/.dockerbuild.json
 ```
+
+Build:
+```shell
+$ dockerbuild build --release --target-dir linux_target
+```