diff --git a/src/generics/bounds.md b/src/generics/bounds.md
index 5d7e849a8d..86e54e670c 100644
--- a/src/generics/bounds.md
+++ b/src/generics/bounds.md
@@ -58,10 +58,10 @@ fn main() {
     let _triangle = Triangle  { length: 3.0, height: 4.0 };
 
     print_debug(&rectangle);
-    println!("Area: {}", rectangle.area());
+    println!("Area: {}", area(&rectangle));
 
     //print_debug(&_triangle);
-    //println!("Area: {}", _triangle.area());
+    //println!("Area: {}", area(&_triangle));
     // ^ TODO: Try uncommenting these.
     // | Error: Does not implement either `Debug` or `HasArea`. 
 }