diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8a143cc..d50abd4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+1.0.0 / 2018-05-24
+------------------
+
+- drop support for all Node.js versions 4 and earlier
+- fix `derive()` path validation ([#20](https://github.com/cryptocoinjs/hdkey/pull/20))
+
 0.8.0 / 2018-02-06
 ------------------
 - add `sign()` and `verify()`
diff --git a/package.json b/package.json
index 3dd3bde..69615d9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "hdkey",
-  "version": "0.8.0",
+  "version": "1.0.0",
   "description": "Bitcoin BIP32 hierarchical deterministic keys",
   "main": "lib/hdkey.js",
   "repository": {