diff --git a/Application/Base/Tool/Request.class.php b/Application/Base/Tool/Request.class.php
index 7def63602..c7fe8b38e 100644
--- a/Application/Base/Tool/Request.class.php
+++ b/Application/Base/Tool/Request.class.php
@@ -63,7 +63,8 @@ class Request {
     public function isIOS13()
     {
         $userAgent = $this->getUserAgent();
-        if (preg_match('/OS [1][3-9]_[1-9][_\d]* like Mac OS X/i', $userAgent)) {
+        // if (preg_match('/OS [1][3-9]_[1-9][_\d]* like Mac OS X/i', $userAgent)) {
+        if (preg_match('/OS.*[1][3-9]_[1-9][_\d]*.*like.*Mac.*OS.*X/i', $userAgent)) {
             return true;
         }
         return false;