diff --git a/app/layout.tsx b/app/layout.tsx
index 6807f01..810b727 100644
--- a/app/layout.tsx
+++ b/app/layout.tsx
@@ -1,5 +1,6 @@
 import type { Metadata } from "next";
 import { Geist, Geist_Mono } from "next/font/google";
+import Script from "next/script";
 import "./globals.css";
 
 const geistSans = Geist({
@@ -24,7 +25,21 @@ export default function RootLayout({
   children: React.ReactNode;
 }>) {
   return (
-    <html lang="en">
+    <html lang="ko">
+      <head>
+        <Script
+          src="https://www.googletagmanager.com/gtag/js?id=G-WG77RNHXRK"
+          strategy="afterInteractive"
+        />
+        <Script id="google-analytics" strategy="afterInteractive">
+          {`
+            window.dataLayer = window.dataLayer || [];
+            function gtag(){dataLayer.push(arguments);}
+            gtag('js', new Date());
+            gtag('config', 'G-WG77RNHXRK');
+          `}
+        </Script>
+      </head>
       <body
         className={`${geistSans.variable} ${geistMono.variable} antialiased`}
       >
