diff --git a/packages/tscx/README.md b/packages/tscx/README.md
index 202a398..67bf139 100644
--- a/packages/tscx/README.md
+++ b/packages/tscx/README.md
@@ -5,6 +5,7 @@
 [![](https://img.shields.io/npm/dm/@rnm/tscx.svg)](https://www.npmjs.com/package/@rnm/tscx)
 [![](https://img.shields.io/librariesio/release/npm/@rnm/tscx)](https://www.npmjs.com/package/@rnm/tscx)
 [![](https://packagephobia.com/badge?p=@rnm/tscx)](https://packagephobia.com/result?p=@rnm/tscx)
+[![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg)](https://makeapullrequest.com)
 
 A `tsc` wrapper with many convenient features. Bring the [nodemon](https://www.npmjs.com/package/nodemon) + JavaScript development experience to TypeScript.
 
@@ -33,18 +34,19 @@ Happy hacking!
 
 ## Differences with `tsc`
 
-- ✅ Support option `--remove` for removing output folder before every compilation.
-- ✅ Support option `--copyfiles` for copying non-ts files to output folder after every compilation.
-- ✅ Support option `--script <scr>` for running `npm run <scr>` after compilation success.
-- ✅ Support option `--exec <path>` for executing js file after compilation success.
-- ❌ As for `tsc` built-in options, we only support options below.
+- ✅ Additionally support `--remove` for removing output folder before every compilation.
+- ✅ Additionally support `--copyfiles` for copying non-ts files to output folder after every compilation.
+- ✅ Additionally support `--script <scr>` for running `npm run <scr>` after compilation success.
+- ✅ Additionally support `--exec <path>` for executing js file after compilation success.
+- 🚨 [outDir](https://www.typescriptlang.org/tsconfig/#outDir) is required in `tsconfig`.
+- 🚨 As for `tsc` built-in options, we only support these options below.
   - `--project`
   - `--watch`
 
 ## Install
 
 ```sh
-npm install typescript @nrm/tscx -D
+npm install typescript @rnm/tscx -D
 ```
 
 ## Usage
@@ -62,6 +64,9 @@ $ npx tscx --remove
 # Compile ts code and then copy non-ts files to output folder after compilation.
 $ npx tscx --copyfiles
 
+# Execute `npm run my-script` after compilation success.
+$ npx tscx --script my-script
+
 # Compile ts code and execute bootstrap.js after successful compilation.
 $ npx tscx --exec bootstrap.js