diff --git a/next.config.mjs b/next.config.mjs
index ff05006..46cfff3 100644
--- a/next.config.mjs
+++ b/next.config.mjs
@@ -8,7 +8,6 @@ const nextConfig = {
   },
   output: 'standalone',
   env: {
-    customKey: 'my-value',
     PORT: process.env.PORT,
     HOSTNAME: process.env.HOSTNAME,
   },