diff --git a/readme.md b/readme.md
index bea24fc..6a5e38d 100644
--- a/readme.md
+++ b/readme.md
@@ -1,12 +1,16 @@
 # PHP iCal Parser
 
-[![GitHub Workflow Status](https://img.shields.io/github/workflow/status/OzzyCzech/icalparser/PHP Tests)](https://github.com/OzzyCzech/icalparser/actions) [![Latest Stable Version](https://poser.pugx.org/om/icalparser/v/stable.png)](https://packagist.org/packages/om/icalparser) [![Total Downloads](https://poser.pugx.org/om/icalparser/downloads.png)](https://packagist.org/packages/om/icalparser) [![Latest Unstable Version](https://poser.pugx.org/om/icalparser/v/unstable.png)](https://packagist.org/packages/om/icalparser) [![License](https://poser.pugx.org/om/icalparser/license.png)](https://packagist.org/packages/om/icalparser)
+[![GitHub Workflow Status](https://img.shields.io/github/workflow/status/OzzyCzech/icalparser/PHP%20Tests)](https://github.com/OzzyCzech/icalparser/actions)
+[![Latest Stable Version](https://poser.pugx.org/om/icalparser/v/stable.png)](https://packagist.org/packages/om/icalparser)
+[![Total Downloads](https://poser.pugx.org/om/icalparser/downloads.png)](https://packagist.org/packages/om/icalparser)
+[![Latest Unstable Version](https://poser.pugx.org/om/icalparser/v/unstable.png)](https://packagist.org/packages/om/icalparser)
+[![License](https://poser.pugx.org/om/icalparser/license.png)](https://packagist.org/packages/om/icalparser)
 
 Internet Calendaring Parser [rfc2445](https://www.ietf.org/rfc/rfc2445.txt) or iCal parser is simple PHP 7.1+ class for parsing format into array.
 
 ## How to install
 
-```bash
+```shell script
 composer require om/icalparser
 ```
 
@@ -36,7 +40,7 @@ foreach ($cal->getSortedEvents() as $r) {
 iCal parser using [Nette Tester](https://github.com/nette/tester).
 The tests can be invoked via [composer](https://getcomposer.org/).
 
-```bash
+```shell script
 composer update
 composer test
 ```