diff --git a/README.md b/README.md
index b3874a8..319f199 100644
--- a/README.md
+++ b/README.md
@@ -269,7 +269,7 @@ A function is often an action on _something_. It is important to state what its
 
 ```js
 /* A pure function operating with primitives */
-function filter(predicate, list) {
+function filter(list, predicate) {
   return list.filter(predicate)
 }