diff --git a/server/master.js b/server/master.js
index 5e317bf6..839cd373 100644
--- a/server/master.js
+++ b/server/master.js
@@ -153,7 +153,7 @@ module.exports = async () => {
 
   app.use((err, req, res, next) => {
     res.status(err.status || 500)
-    res.locals.pageMeta.title = 'Error'
+    _.set(res.locals, 'pageMeta.title', 'Error')
     res.render('error', {
       message: err.message,
       error: WIKI.IS_DEBUG ? err : {}