diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f51ba12fb..460a863df9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ project adheres to [Semantic Versioning](http://semver.org/).
 ### Changed
 * Set `horizontal_pod_autoscaling` to `true` by default. #42
 * Add `remove_default_node_pool` set to `false` by default #15
+* Allow arbitrary key-value pairs to be set on node pool metadata. #52
 
 ## [v0.4.0] - 2018-12-19
 ### Added