Normally, words that start with vowels (like "unified") are preceded by "an" instead of "a." However, "unified" is an exception to the rule. Source: https://www.a-or-an.com/a_an/unified
@@ -7,7 +7,7 @@ return [
| Default Queue Driver
|--------------------------------------------------------------------------
|
- | The Laravel queue API supports a variety of back-ends via an unified
+ | The Laravel queue API supports a variety of back-ends via a unified
| API, giving you convenient access to each back-end using the same
| syntax for each one. Here you may set the default queue driver.