diff --git a/README.md b/README.md
index 5b50303..d1de23b 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ Laravel Markdown was created by, and is maintained by [Graham Campbell](https://
 
 ## Installation
 
-Laravel Markdown requires [PHP](https://php.net) 7.1 or 7.2. This particular version supports Laravel 5.5 - 5.7 only.
+Laravel Markdown requires [PHP](https://php.net) 7.1 - 7.3. This particular version supports Laravel 5.5 - 5.8 only.
 
 To get the latest version, simply require the project using [Composer](https://getcomposer.org):