diff --git a/vite.config.ts b/vite.config.ts
index d61dbe8..3742b82 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -18,4 +18,13 @@ export default defineConfig({
   server: {
     port: 3000,
   },
+  build: {
+    rollupOptions: {
+      output: {
+        manualChunks: {
+          'recharts-vendor': ['recharts'],
+        },
+      },
+    },
+  },
 })