diff --git a/next.config.js b/next.config.js
index cc193d8e..a90006ab 100644
--- a/next.config.js
+++ b/next.config.js
@@ -54,7 +54,7 @@ const securityHeaders = [
     // },
 ];
 //const buildId = nextBuildId.sync({ dir: __dirname });
-const buildId = Date.now();
+const buildId = Date.now().toString();
 
 module.exports = {
     env: {