diff --git a/plugins/yggdrasil-api/src/Models/Profile.php b/plugins/yggdrasil-api/src/Models/Profile.php
index 2f913cc3..5321b835 100644
--- a/plugins/yggdrasil-api/src/Models/Profile.php
+++ b/plugins/yggdrasil-api/src/Models/Profile.php
@@ -179,8 +179,8 @@ public static function generateUuidV3(string $name): string
     {
         // @see https://gist.github.com/games647/2b6a00a8fc21fd3b88375f03c9e2e603
         $data = hex2bin(md5('OfflinePlayer:'.$name));
-        $data[6] = chr(ord($data[6]) & 0x0f | 0x30);
-        $data[8] = chr(ord($data[8]) & 0x3f | 0x80);
+        $data[6] = chr(ord($data[6]) & 0x0F | 0x30);
+        $data[8] = chr(ord($data[8]) & 0x3F | 0x80);
 
         return bin2hex($data);
     }