diff --git a/src/api/VariableSymbolApiHandler.php b/src/api/VariableSymbolApiHandler.php
index 6e3a076..691ee45 100644
--- a/src/api/VariableSymbolApiHandler.php
+++ b/src/api/VariableSymbolApiHandler.php
@@ -29,7 +29,7 @@ public function params()
      */
     public function handle(ApiAuthorizationInterface $authorization)
     {
-        $response = new JsonResponse(['status' => 'ok', 'variable_symbol' => $this->variableSymbol->getNew()]);
+        $response = new JsonResponse(['status' => 'ok', 'variable_symbol' => $this->variableSymbol->getNew(null)]);
         $response->setHttpCode(Response::S200_OK);
 
         return $response;
diff --git a/src/model/Repositories/PaymentsRepository.php b/src/model/Repositories/PaymentsRepository.php
index acd15f7..5cfb753 100644
--- a/src/model/Repositories/PaymentsRepository.php
+++ b/src/model/Repositories/PaymentsRepository.php
@@ -110,7 +110,7 @@ final public function add(
             'status' => self::STATUS_FORM,
             'created_at' => new DateTime(),
             'modified_at' => new DateTime(),
-            'variable_symbol' => $variableSymbol ? $variableSymbol : $this->variableSymbol->getNew(),
+            'variable_symbol' => $variableSymbol ? $variableSymbol : $this->variableSymbol->getNew($paymentGateway),
             'ip' => Request::getIp(),
             'user_agent' => Request::getUserAgent(),
             'referer' => $referer,
diff --git a/src/model/Repositories/VariableSymbol.php b/src/model/Repositories/VariableSymbol.php
index 3b8a105..bb74a1a 100644
--- a/src/model/Repositories/VariableSymbol.php
+++ b/src/model/Repositories/VariableSymbol.php
@@ -4,12 +4,13 @@
 
 use Crm\ApplicationModule\Repository;
 use Crm\PaymentsModule\VariableSymbolInterface;
+use Nette\Database\Table\ActiveRow;
 
 class VariableSymbol extends Repository implements VariableSymbolInterface
 {
     protected $tableName = 'variable_symbols';
 
-    public function getNew(): string
+    public function getNew(?ActiveRow $paymentGateway): string
     {
         do {
             $variableSymbol = $this->generateRandom();
diff --git a/src/model/VariableSymbolInterface.php b/src/model/VariableSymbolInterface.php
index 01c1ab6..9055a6f 100644
--- a/src/model/VariableSymbolInterface.php
+++ b/src/model/VariableSymbolInterface.php
@@ -2,7 +2,9 @@
 
 namespace Crm\PaymentsModule;
 
+use Nette\Database\Table\ActiveRow;
+
 interface VariableSymbolInterface
 {
-    public function getNew(): string;
+    public function getNew(?ActiveRow $paymentGateway): string;
 }