diff --git a/application/Espo/Core/WebSocket/ZeroMQSender.php b/application/Espo/Core/WebSocket/ZeroMQSender.php
index 67a87eb84d..4b68049e5d 100644
--- a/application/Espo/Core/WebSocket/ZeroMQSender.php
+++ b/application/Espo/Core/WebSocket/ZeroMQSender.php
@@ -38,6 +38,8 @@ class ZeroMQSender implements Sender
 {
     private $config;
 
+    private const DSN = 'tcp://localhost:5555';
+
     public function __construct(Config $config)
     {
         $this->config = $config;
@@ -45,18 +47,15 @@ class ZeroMQSender implements Sender
 
     public function send(string $message): void
     {
-        $dsn = $this->config->get('webSocketSubmissionDsn', 'tcp://localhost:5555');
+        $dsn = $this->config->get('webSocketZeroMQSubmissionDsn') ?? self::DSN;
 
         $context = new ZMQContext();
 
         $socket = $context->getSocket(ZMQ::SOCKET_PUSH, 'my pusher');
 
         $socket->connect($dsn);
-
         $socket->send($message);
-
         $socket->setSockOpt(ZMQ::SOCKOPT_LINGER, 1000);
-
         $socket->disconnect($dsn);
     }
 }
diff --git a/application/Espo/Core/WebSocket/ZeroMQSubscriber.php b/application/Espo/Core/WebSocket/ZeroMQSubscriber.php
index 6e93ec75dc..50298293d4 100644
--- a/application/Espo/Core/WebSocket/ZeroMQSubscriber.php
+++ b/application/Espo/Core/WebSocket/ZeroMQSubscriber.php
@@ -29,23 +29,33 @@
 
 namespace Espo\Core\WebSocket;
 
-use React\{
-    EventLoop\LoopInterface,
-    ZMQ\Context as ZMQContext,
-};
+use Espo\Core\Utils\Config;
+
+use React\EventLoop\LoopInterface;
+use React\ZMQ\Context as ZMQContext;
 
 use ZMQ;
 
 class ZeroMQSubscriber implements Subscriber
 {
+    private $config;
+
+    private const DSN = 'tcp://127.0.0.1:5555';
+
+    public function __construct(Config $config)
+    {
+        $this->config = $config;
+    }
+
     public function subscribe(Pusher $pusher, LoopInterface $loop): void
     {
+        $dsn = $this->config->get('webSocketZeroMQSubscriberDsn') ?? self::DSN;
+
         $context = new ZMQContext($loop);
 
         $pull = $context->getSocket(ZMQ::SOCKET_PULL);
 
-        $pull->bind('tcp://127.0.0.1:5555');
-
+        $pull->bind($dsn);
         $pull->on('message', [$pusher, 'onMessageReceive']);
     }
 }
diff --git a/application/Espo/Resources/defaults/systemConfig.php b/application/Espo/Resources/defaults/systemConfig.php
index 47dcd0340a..99919f61cd 100644
--- a/application/Espo/Resources/defaults/systemConfig.php
+++ b/application/Espo/Resources/defaults/systemConfig.php
@@ -116,6 +116,8 @@ return [
         'webSocketSslAllowSelfSigned',
         'webSocketUseSecureServer',
         'webSocketPort',
+        'webSocketZeroMQSubscriberDsn',
+        'webSocketZeroMQSubmissionDsn',
         'actualDatabaseType',
         'actualDatabaseVersion',
     ],