diff --git a/next.config.js b/next.config.js
index 6b39cfeb1..fea27338b 100644
--- a/next.config.js
+++ b/next.config.js
@@ -24,7 +24,7 @@ const nextConfig = {
     GITHUB_TOKEN: process.env.GITHUB_TOKEN,
   }),
   assetPrefix: isProd ? 'https://core.ac.uk' : '',
-  dynamicAssetPrefix: true,
+  dynamicAssetPrefix: !!isProd,
   webpack: (config) => {
     const originalEntry = config.entry
     config.entry = async () => {