diff --git a/src/chapter3/text.md b/src/chapter3/text.md
index d55187ac..8db87b1c 100644
--- a/src/chapter3/text.md
+++ b/src/chapter3/text.md
@@ -79,7 +79,7 @@ Text("Hello world",
 ```dart
 const TextSpan({
   TextStyle style, 
-  Sting text,
+  String text,
   List<TextSpan> children,
   GestureRecognizer recognizer,
 });