diff --git a/src/specter/network/SpecterInterface.php b/src/specter/network/SpecterInterface.php
index e60ab1b..04fe06c 100644
--- a/src/specter/network/SpecterInterface.php
+++ b/src/specter/network/SpecterInterface.php
@@ -131,7 +131,7 @@ public function openSession($username, $address = "SPECTER", $port = 19133){
             $pk->username = $username;
             $pk->clientId = 1;
             // $pk->loginData = "fake";
-            $pk->clientUUID = UUID::fromData($address, $port, $pk->clientId);
+            $pk->clientUUID = UUID::fromData($address, $port, $username);
             $pk->clientSecret = null;
             $pk->protocol1 = Info::CURRENT_PROTOCOL;
             $pk->slim = false;