diff --git a/README.md b/README.md
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 ![Build Status](https://github.com/arashm/JDate/actions/workflows/node.js.yml/badge.svg?branch=master)
 [![npm version](https://badge.fury.io/js/jalali-date.svg)](https://badge.fury.io/js/jalali-date)
+[![NPM License](https://img.shields.io/npm/l/all-contributors.svg?style=flat)](https://github.com/arashm/JDate/blob/master/LICENSE)
 
 A Jalali to Gregorian converter in JavaScript with support of formatting output