diff --git a/readme.md b/readme.md
index 57b0296..7a28a12 100644
--- a/readme.md
+++ b/readme.md
@@ -488,10 +488,10 @@ Array.prototype.chain = function (f) {
 }
 
 // Usage
-;['cat,dog', 'fish,bird'].chain((a) => a.split(',')) // ['cat', 'dog', 'fish', 'bird']
+;Array.of('cat,dog', 'fish,bird').chain((a) => a.split(',')) // ['cat', 'dog', 'fish', 'bird']
 
 // Contrast to map
-;['cat,dog', 'fish,bird'].map((a) => a.split(',')) // [['cat', 'dog'], ['fish', 'bird']]
+;Array.of('cat,dog', 'fish,bird').map((a) => a.split(',')) // [['cat', 'dog'], ['fish', 'bird']]
 ```
 
 `of` is also known as `return` in other functional languages.