Update README.md

Author: Shardj

README.md

@@ -2,6 +2,6 @@ Post end of life changes for zf1 to allow compatibility with PHP 7.3, and potent
 
 If you have any requests for tags, releases, or anything else. Feel free to raise an issue and I'll get it sorted.
 
-Installable through git clone or through `composer install zf1-future` https://packagist.org/packages/shardj/zf1-future
+Installable through git clone or through `composer require shardj/zf1-future` https://packagist.org/packages/shardj/zf1-future
 
 Recently https://github.com/Shardj/zf1-extras-future has been created for those who need it.