diff --git a/README.ja.md b/README.ja.md
index 52b52a44..1edee362 100644
--- a/README.ja.md
+++ b/README.ja.md
@@ -1,4 +1,4 @@
-[English](https://github.com/nunocoracao/blowfish/blob/main/README.md) | [简体中文](https://github.com/nunocoracao/blowfish/blob/main/README.zh-cn.md) | 日本語
+[English](https://github.com/nunocoracao/blowfish/blob/main/README.md) | [Indonesian](https://github.com/nunocoracao/blowfish/blob/main/README.id.md) | [简体中文](https://github.com/nunocoracao/blowfish/blob/main/README.zh-cn.md) | 日本語
 # Blowfish
 [![Deploy Production to Firebase](https://github.com/nunocoracao/blowfish/actions/workflows/firebase-production.yml/badge.svg)](https://github.com/nunocoracao/blowfish/actions/workflows/firebase-production.yml)
 [![Deploy Production to GitHub pages](https://github.com/nunocoracao/blowfish/actions/workflows/pages.yml/badge.svg)](https://github.com/nunocoracao/blowfish/actions/workflows/pages.yml)