diff --git a/mailcow/src/mailcow-dockerized/data/web/autodiscover-json.php b/mailcow/src/mailcow-dockerized/data/web/autodiscover-json.php
new file mode 100644
index 0000000..e1749b7
--- /dev/null
+++ b/mailcow/src/mailcow-dockerized/data/web/autodiscover-json.php
@@ -0,0 +1,21 @@
+<?php
+require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/vars.inc.php';
+require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/functions.inc.php';
+$default_autodiscover_config = $autodiscover_config;
+if(file_exists('inc/vars.local.inc.php')) {
+  include_once 'inc/vars.local.inc.php';
+}
+$autodiscover_config = array_merge($default_autodiscover_config, $autodiscover_config);
+
+header('Content-type: application/json');
+if (strtolower($_GET['Protocol']) == 'activesync' && getenv('SKIP_SOGO') != "y") {
+  echo '{"Protocol":"ActiveSync","Url":"' . $autodiscover_config['activesync']['url'] . '"}';
+}
+elseif (strtolower($_GET['Protocol']) == 'autodiscoverv1') {
+  echo '{"Protocol":"AutodiscoverV1","Url":"https://' . $_SERVER['HTTP_HOST'] . '/Autodiscover/Autodiscover.xml"}';
+}
+else {
+  http_response_code(400);
+  echo '{"ErrorCode":"InvalidProtocol","ErrorMessage":"The given protocol value \u0027' . $_GET['Protocol'] . '\u0027 is invalid. Supported values are \u0027ActiveSync,AutodiscoverV1\u0027"}';
+}
+?>