diff --git a/src/Bundle/ChillMainBundle/Redis/RedisConnectionFactory.php b/src/Bundle/ChillMainBundle/Redis/RedisConnectionFactory.php
index 5beb05b93..00b809140 100644
--- a/src/Bundle/ChillMainBundle/Redis/RedisConnectionFactory.php
+++ b/src/Bundle/ChillMainBundle/Redis/RedisConnectionFactory.php
@@ -16,35 +16,32 @@ use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 
 class RedisConnectionFactory implements EventSubscriberInterface
 {
-    protected $host;
+    private string $host;
 
-    protected $port;
+    private int $port;
 
-    /**
-     * @var Redis
-     */
-    protected $redis;
+    private ChillRedis $redis;
 
-    protected $timeout;
+    private int $timeout;
 
     public function __construct($parameters)
     {
         $this->host = $parameters['host'];
-        $this->port = $parameters['port'];
-        $this->timeout = $parameters['timeout'];
+        $this->port = (int) $parameters['port'];
+        $this->timeout = (int) $parameters['timeout'];
     }
 
     public function create()
     {
-        $redis = $this->redis = new ChillRedis();
+        $this->redis = new ChillRedis();
 
-        $result = $redis->connect($this->host, $this->port, $this->timeout);
+        $result = $this->redis->connect($this->host, $this->port, $this->timeout);
 
         if (false === $result) {
             throw new RuntimeException('Could not connect to redis instance');
         }
 
-        return $redis;
+        return $this->redis;
     }
 
     public static function getSubscribedEvents(): array