diff --git a/webpack/_config-builder.js b/webpack/_config-builder.js
index 8d7bc4927a6..8bccfe08154 100644
--- a/webpack/_config-builder.js
+++ b/webpack/_config-builder.js
@@ -133,8 +133,8 @@ export default function buildConfig(
 
       performance: {
         hints: "error",
-        maxEntrypointSize: 1024000,
-        maxAssetSize: 1024000,
+        maxEntrypointSize: 1048576, // 1024 KiB,
+        maxAssetSize: 1048576,
       },
 
       optimization: {