diff --git a/src/Server.php b/src/Server.php
index cca0703..f105458 100644
--- a/src/Server.php
+++ b/src/Server.php
@@ -329,9 +329,9 @@ protected function _createSocketId(): string
      */
     public function _getChannelType(string $channel): string
     {
-        return (strpos($channel, 'private-') === 0)
+        return (str_starts_with($channel, 'private-'))
             ? CHANNEL_TYPE_PRIVATE
-            : ((strpos($channel, 'presence-') === 0) ? CHANNEL_TYPE_PRESENCE : CHANNEL_TYPE_PUBLIC);
+            : ((str_starts_with($channel, 'presence-')) ? CHANNEL_TYPE_PRESENCE : CHANNEL_TYPE_PUBLIC);
     }
 
     /**