From dd29accc4e37f32467766f5532c71a639f7e4b78 Mon Sep 17 00:00:00 2001
From: Jake Son <sonjeabin@gmail.com>
Date: Sat, 21 Oct 2023 20:57:33 +0900
Subject: [PATCH] docs: update README.md

---
 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index 87cf241..553cd48 100644
--- a/README.md
+++ b/README.md
@@ -33,6 +33,12 @@ This library is inspired by the HTTP interface in Spring 6 and provides a simila
 $ npm install @r2don/nest-http-interface
 ```
 
+If you have not installed `class-transformer`, you need to install it:
+
+```bash
+$ npm install class-transformer
+```
+
 ## Usage
 
 First, the module we created must be imported into `AppModule.ts`: