diff --git a/src/Authentication/Passwords/NothingPersonalValidator.php b/src/Authentication/Passwords/NothingPersonalValidator.php
index ef11ffbae..92151e8b0 100644
--- a/src/Authentication/Passwords/NothingPersonalValidator.php
+++ b/src/Authentication/Passwords/NothingPersonalValidator.php
@@ -72,15 +72,8 @@ protected function isNotPersonal(string $password, ?User $user): bool
             $needles = $this->strip_explode($userName);
 
             // extract local-part and domain parts from email as separate needles
-            if (str_contains($email, '@')) {
-                [
-                    $localPart,
-                    $domain,
-                ] = explode('@', $email);
-            } else {
-                $localPart = $email;
-                $domain    = null;
-            }
+            [$localPart, $domain] = explode('@', $email) + [1 => null];
+
             // might be john.doe@example.com and we want all the needles we can get
             $emailParts = $this->strip_explode($localPart);
             if (! empty($domain)) {