1 files changed, 3 insertions, 4 deletions
diff --git a/files/ko/learn/server-side/node_server_without_framework/index.html b/files/ko/learn/server-side/node_server_without_framework/index.html
index 43380d7e1a..26188a064a 100644
--- a/files/ko/learn/server-side/node_server_without_framework/index.html
+++ b/files/ko/learn/server-side/node_server_without_framework/index.html
@@ -19,7 +19,7 @@ original_slug: Node_server_without_framework
 
 <p>다음은 짧고 간단한 정적 파일 nodejs 서버입니다.</p>
 
-<pre>var http = require('http');
+<pre class="brush: js">var http = require('http');
 var fs = require('fs');
 var path = require('path');
 
@@ -31,7 +31,6 @@ http.createServer(function (request, response) {
         filePath = './index.html';
 
     var extname = String(path.extname(filePath)).toLowerCase();
-    var contentType = 'text/html';
     var mimeTypes = {
         '.html': 'text/html',
         '.js': 'text/javascript',
@@ -49,13 +48,13 @@ http.createServer(function (request, response) {
         '.svg': 'application/image/svg+xml'
     };
 
-    contentType = mimeTypes[extname] || 'application/octet-stream';
+    var contentType = mimeTypes[extname] || 'application/octet-stream';
 
     fs.readFile(filePath, function(error, content) {
         if (error) {
             if(error.code == 'ENOENT'){
                 fs.readFile('./404.html', function(error, content) {
-                    response.writeHead(200, { 'Content-Type': contentType });
+                    response.writeHead(404, { 'Content-Type': 'text/html' });
                     response.end(content, 'utf-8');
                 });
             }