diff --git a/installation/src/Form/Rule/UsernameRule.php b/installation/src/Form/Rule/UsernameRule.php
index 1ad696c593243..e88cd0c5bd4d6 100644
--- a/installation/src/Form/Rule/UsernameRule.php
+++ b/installation/src/Form/Rule/UsernameRule.php
@@ -44,6 +44,7 @@ public function test(\SimpleXMLElement $element, $value, $group = null, Registry
 		{
 			return false;
 		}
+
 		return true;
 	}
 }