diff --git a/en/src/functional-programing/iterator.md b/en/src/functional-programing/iterator.md
index 95b6b7f..55da1c2 100644
--- a/en/src/functional-programing/iterator.md
+++ b/en/src/functional-programing/iterator.md
@@ -223,7 +223,7 @@ Some of these methods call the method `next`to use up the iterator, so they are
 
 8. 🌟🌟
 
-```rust,edtiable
+```rust,editable
 
 /* Fill in the blank and fix the errors */
 fn main() {