diff --git a/src/vite-config.js b/src/vite-config.js
index ff66ee4..378abbb 100644
--- a/src/vite-config.js
+++ b/src/vite-config.js
@@ -3,7 +3,7 @@ import { cpSync, existsSync, mkdirSync, readFileSync, writeFileSync } from 'node
 import { basename, dirname, extname, join, relative, resolve } from 'node:path';
 import { collectEntries, normalizePath, shouldCopyFile, walkFiles } from './file-rules.js';
 
-const addScssManifestAliases = (outDir) => {
+const normalizeScssManifestEntries = (outDir) => {
   const manifestPath = join(outDir, 'manifest.json');
 
   if (!existsSync(manifestPath)) {
@@ -19,16 +19,14 @@ const addScssManifestAliases = (outDir) => {
     }
 
     const cssKey = `${key.slice(0, -'.scss'.length)}.css`;
-    if (manifest[cssKey]) {
-      continue;
-    }
-
-    manifest[cssKey] = {
+    manifest[cssKey] = manifest[cssKey] ?? {
       ...entry,
       src: cssKey,
       name: cssKey,
       names: Array.isArray(entry.names) ? Array.from(new Set([cssKey, ...entry.names])) : [cssKey]
     };
+
+    delete manifest[key];
     changed = true;
   }
 
@@ -60,7 +58,7 @@ const copyServerFilesPlugin = ({ sourceDir, outDir }) => ({
       cpSync(absolutePath, destination);
     });
 
-    addScssManifestAliases(outDir);
+    normalizeScssManifestEntries(outDir);
   }
 });