diff --git a/notes/variable.js b/notes/variable.js
index 15fd3a3..f2373d4 100644
--- a/notes/variable.js
+++ b/notes/variable.js
@@ -21,7 +21,7 @@ console.log(globalName);
 // has no block scope
 {
   age = 4;
-  var age;
+  let age;
 }
 console.log(age);