diff --git a/server/routes.js b/server/routes.js
index 099ad1b1..3f7cd911 100644
--- a/server/routes.js
+++ b/server/routes.js
@@ -8,7 +8,7 @@ function initRoutes(app, connPool, config) {
         ['POST', '/api/config', misc, 'getConfig', {}],
     ];
 
-    for (route of routes) {
+    for (let route of routes) {
         const [httpMethod, path, controller, handler, options] = route;
 
         const callback = async function(req, res) {