diff --git a/README.md b/README.md
index 48c0d55..58836d0 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@
 
 ![A Cover Image: Windows in 1999](https://ics.catswords.net/cover.png)
 
-Now, You can build an Windows desktop app with JavaScript, TypeScript, CoffeeScript, ReScript, and HTML/CSS on Windows built-in ECMAScript engine.
+Now, You can build a Windows desktop app with JavaScript, TypeScript, CoffeeScript, ReScript, and HTML/CSS on Windows built-in ECMAScript engine.
 
 WelsonJS = ***W***indows + ***El***ectr***on***-like + ***Javascript(JS)*** + :heart:[Contributions](https://github.com/sponsors/gnh1201)