Update README.md

Author: Nico Oelgart

README.md

@@ -234,7 +234,7 @@ Pull requests are very welcome! If they include tests, even better. This project
 
 ## License
 
-[![License](https://img.shields.io/packagist/l/nicoSWD/php-rule-parser.svg)](https://packagist.org/packages/nicoswd/php-rules-parser)
+[![License](https://img.shields.io/packagist/l/nicoSWD/php-rule-parser.svg)](https://packagist.org/packages/nicoswd/php-rule-parser)
 
   [Master]: https://github.com/nicoSWD/php-rule-parser/tree/master
   [Master coverage image]: https://scrutinizer-ci.com/g/nicoSWD/php-rule-parser/badges/coverage.png?b=master