diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # PHP Chrono
 
+[![Build Status](https://travis-ci.com/codemedic-oss/php-chrono.svg?branch=master)](https://travis-ci.com/codemedic-oss/php-chrono)
+
 Clock and time utilities with focus on accuracy and testability.
 
 The design is influenced by [`chrono`](https://en.cppreference.com/w/cpp/chrono) library in C++ and [`time.Duration`](https://golang.org/pkg/time/) library in golang.