diff --git a/next.config.js b/next.config.js
index ae2717b..9331f0e 100644
--- a/next.config.js
+++ b/next.config.js
@@ -1,3 +1,5 @@
+// @ts-check
+
 const path = require('path')
 
 /** @type {import('next').NextConfig} */