diff --git a/api/print.php b/api/print.php
index 4b29b2281..245f97668 100644
--- a/api/print.php
+++ b/api/print.php
@@ -29,6 +29,13 @@
 $line2text = $config['textonprint']['line2'];
 $line3text = $config['textonprint']['line3'];
 
+// QR
+if (!isset($config['webserver_ip'])) {
+    $SERVER_IP = $_SERVER['HTTP_HOST'];
+} else {
+    $SERVER_IP = $config['webserver_ip'];
+}
+
 // print frame
 $print_frame = $config['print_frame_path'];
 
@@ -44,7 +51,7 @@
         // create qr code
         if (!file_exists($filename_codes)) {
             include('../vendor/phpqrcode/qrlib.php');
-            $url = 'http://'.$_SERVER['HTTP_HOST'].'/api/download.php?image=';
+            $url = 'http://'.$SERVER_IP.'/api/download.php?image=';
             QRcode::png($url.$filename, $filename_codes, QR_ECLEVEL_H, 10);
         }