diff --git a/README.md b/README.md
index dc85bac0..6d06316b 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 A V2Ray client for Android
 
 [![API](https://img.shields.io/badge/API-17%2B-yellow.svg?style=flat)](https://developer.android.com/about/versions/jelly-bean#android-4.2)
-[![Kotlin Version](https://img.shields.io/badge/Kotlin-1.4.0-blue.svg)](https://kotlinlang.org)
+[![Kotlin Version](https://img.shields.io/badge/Kotlin-1.4.10-blue.svg)](https://kotlinlang.org)
 [![GitHub commit activity](https://img.shields.io/github/commit-activity/m/2dust/v2rayNG)](https://github.com/2dust/v2rayNG/commits/master)
 [![CodeFactor](https://www.codefactor.io/repository/github/2dust/v2rayng/badge)](https://www.codefactor.io/repository/github/2dust/v2rayng)
 [![GitHub Releases](https://img.shields.io/github/downloads/2dust/v2rayNG/latest/total?logo=github)](https://github.com/2dust/v2rayNG/releases)