Update README.md

Author: jeremykenedy

README.md

@@ -39,7 +39,7 @@ Table of contents:
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 ### Requirements
-* [Laravel 5.3, 5.4, 5.5+ ,6+, or 7+](https://laravel.com/docs/installation)
+* [Laravel 5.3, 5.4, 5.5+ ,6+, 7+, and 8+](https://laravel.com/docs/installation)
 
 ### Installation Instructions
 1. From your projects root folder in terminal run: