README.md

@@ -60,7 +60,7 @@ via terminal: `composer require chillerlan/php-qrcode`
 ```
 
 For PHP version ... 
-  - 7.4+ use `^4.1`
+  - 7.4+ use `^4.2`
   - 7.2+ use `^3.3`
   - 7.0+ use `^2.0`
   - 5.6+ use `1.0.9` (please let PHP 5 die!)