diff --git a/README.md b/README.md
new file mode 100644
index 0000000..14fd7cc
--- /dev/null
+++ b/README.md
@@ -0,0 +1,19 @@
+# bio
+
+My personal bio page
+
+## Feature
+
+* Generate html from information defined in `config.toml`.
+* Support to hide sensitive information and load by Javascript.
+* Material design like.
+* Generate single html file.
+
+## Build
+
+Clone this repo, run follow command, and generated html will locationed at `dist/index.html`.
+
+```
+yarn                # install dependencies
+yarn r --generate --config config-example.toml
+```
diff --git a/index.js b/index.js
index bc792a1..6e3804b 100644
--- a/index.js
+++ b/index.js
@@ -16,7 +16,7 @@ function main() {
   program
     .option("--serve", "serve the gerneated files")
     .option("--generate", "generate prod ready files")
-    .option("--config <config>", "config file you use, config-sample.toml as example");
+    .option("--config <config>", "config file you use, config-example.toml as example");
   program.parse();
   const options = program.opts();