diff --git a/next.config.mjs b/next.config.ts
similarity index 97%
rename from next.config.mjs
rename to next.config.ts
index 54e4e049..246824ec 100644
--- a/next.config.mjs
+++ b/next.config.ts
@@ -1,3 +1,5 @@
+import type { NextConfig } from "next"
+
 const isDev = process.argv.indexOf("dev") !== -1
 const isBuild = process.argv.indexOf("build") !== -1
 if (!process.env.VELITE_STARTED && (isDev || isBuild)) {
@@ -6,13 +8,13 @@ if (!process.env.VELITE_STARTED && (isDev || isBuild)) {
   await build({ watch: isDev, clean: !isDev })
 }
 
-/** @type {import("next").NextConfig} */
 export default {
   devIndicators: {
     buildActivity: false,
     appIsrStatus: false,
   },
   experimental: {
+    reactCompiler: true,
     optimizePackageImports: ["shiki"],
   },
   async redirects() {
@@ -104,4 +106,4 @@ export default {
       },
     ]
   },
-}
+} satisfies NextConfig
diff --git a/tsconfig.json b/tsconfig.json
index bf2220fc..ece6c98b 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -13,7 +13,7 @@
     "isolatedModules": true,
     "jsx": "preserve",
     "incremental": true,
-    "target": "es5",
+    "target": "ESNext",
     "downlevelIteration": true,
     "plugins": [
       {