diff --git a/docs/tutorial/quick-start.md b/docs/tutorial/quick-start.md
index 93cd0ebc5bd..4ce65a1dc1a 100644
--- a/docs/tutorial/quick-start.md
+++ b/docs/tutorial/quick-start.md
@@ -124,6 +124,7 @@ Finally the `index.html` is the web page you want to show:
 <!DOCTYPE html>
 <html>
   <head>
+    <meta charset="UTF-8">
     <title>Hello World!</title>
   </head>
   <body>
