diff --git a/server/src/main/resources/web/xmind.ftl b/server/src/main/resources/web/xmind.ftl
index 9605322a..acd708d4 100644
--- a/server/src/main/resources/web/xmind.ftl
+++ b/server/src/main/resources/web/xmind.ftl
@@ -20,7 +20,7 @@
 
 <script src="xmind/xmind.js"></script>
 <script type="text/javascript">
-   	var url = '${finalUrl}';
+   	var url = '${finalUrl?js_string}';
 	var kkagent = '${kkagent}';
     var baseUrl = '${baseUrl}'.endsWith('/') ? '${baseUrl}' : '${baseUrl}' + '/';
     if (kkagent === 'true' || !url.startsWith(baseUrl)) {