diff --git a/ReadMe.md b/ReadMe.md
index 66718ed3776..7f0ec2a1458 100644
--- a/ReadMe.md
+++ b/ReadMe.md
@@ -1,3 +1,4 @@
+<a href="http://kotlinslackin.herokuapp.com"><img src="https://kotlinslackin.herokuapp.com/badge.svg" height="20"></a>
 [![TeamCity (simple build status)](https://img.shields.io/teamcity/http/teamcity.jetbrains.com/s/bt345.svg)](https://teamcity.jetbrains.com/viewType.html?buildTypeId=bt345&branch_Kotlin=%3Cdefault%3E&tab=buildTypeStatusDiv)
 [![Maven Central](https://img.shields.io/maven-central/v/org.jetbrains.kotlin/kotlin-maven-plugin.svg)](http://search.maven.org/#search%7Cga%7C1%7Cg%3A%22org.jetbrains.kotlin%22)
 [![GitHub license](https://img.shields.io/badge/license-Apache%20License%202.0-blue.svg?style=flat)](http://www.apache.org/licenses/LICENSE-2.0)