diff --git a/doc/sample/Expressions.im b/doc/sample/Expressions.im
index 9bb9911..5f1e3b2 100644
--- a/doc/sample/Expressions.im
+++ b/doc/sample/Expressions.im
@@ -139,4 +139,4 @@ pkg = { 1, 2, 3, 4, 5 }.
 pkg = { 10, 2 => "Hello", 9, 5 => "World", 14 }.
 pkg = { { 0 }, { 1 }, { y for y in huh } }.
 
-pkg = { x for x in wow if x > 2 }.
\ No newline at end of file
+pkg = { x multiplyBy:2 for x in wow if x > 2 }.
\ No newline at end of file