diff --git a/Readme.md b/Readme.md
index 1ba026d5a..6bffbdcee 100644
--- a/Readme.md
+++ b/Readme.md
@@ -10,6 +10,7 @@ A library to import and export various 3d-model-formats including scene-post-pro
 </a>
 [![Coverage Status](https://coveralls.io/repos/github/assimp/assimp/badge.svg?branch=master)](https://coveralls.io/github/assimp/assimp?branch=master)
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+[![Average time to resolve an issue](http://isitmaintained.com/badge/resolution/assimp/assimp.svg)](http://isitmaintained.com/project/assimp/assimp "Average time to resolve an issue")
 <br>
 
 APIs are provided for C and C++. There are various bindings to other languages (C#, Java, Python, Delphi, D). Assimp also runs on Android and iOS.