diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4802384..147ca08 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
-## [v2.2.0] - 2019-5-29
+## [v2.2.0] - 2019-05-29
 
 
 ## [v2.1.0] – 2019-02-18
diff --git a/package.json b/package.json
index 5e15739..93d3334 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "stacking"
   ],
   "engines": {
-    "node": ">=6.0.0"
+    "node": ">=8.0.0"
   },
   "babel": {
     "presets": [