diff --git a/CHANGELOG.md b/CHANGELOG.md
index eeb8bd14..5c63be86 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,8 +8,8 @@
 
 ### New Features
 
-* Aded `MapNode` to apply a `map` operator to an array.
-  You can now use `{% map someArray with item set result %}`
+* Added `MapNode` to apply a `map` operator to an array.
+  You can now use `{% map someArray into result using item %}`
   to do the equivalent of the `result = someArray.map { item in … }` Swift code.  
   [#11](https://github.com/SwiftGen/StencilSwiftKit/pull/11)
 
diff --git a/README.md b/README.md
index 304e89d7..9f9953e8 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,9 @@ _TODO: [Write more extension Documentation](https://github.com/SwiftGen/StencilS
 * `SetNode`
   * `{% set <Name> %}…{% endset %}`
   * Renders the nodes inside this block immediately, and stores the result in the `<Name`>  variable of the current context.
+* `MapNode`
+  * `{% map <Variable> into <Name> using <ItemName> %}…{% endmap %}`
+  * Apply a `map` operator to an array, and store the result into a new array variable `<Name>` in the current context.
 
 ## Filters