diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3755687..8b68e4b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.3.0](https://www.github.com/humanwhocodes/puppeteer-data-extractor/compare/v0.2.0...v0.3.0) (2021-09-14)
+
+
+### Features
+
+* Implement optional property on schema types ([6547ab7](https://www.github.com/humanwhocodes/puppeteer-data-extractor/commit/6547ab7f4eb9a192bd4ba428ce42aedc4dafd7a9))
+
 ## [0.2.0](https://www.github.com/humanwhocodes/puppeteer-data-extractor/compare/v0.1.0...v0.2.0) (2021-09-10)
 
 
diff --git a/package-lock.json b/package-lock.json
index c85e0fb..25b82d9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@humanwhocodes/puppeteer-data-extractor",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@humanwhocodes/puppeteer-data-extractor",
-      "version": "0.2.0",
+      "version": "0.3.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@humanwhocodes/array-with-default": "^1.1.0"
diff --git a/package.json b/package.json
index ffff9d2..54cb9bc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@humanwhocodes/puppeteer-data-extractor",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "description": "Query selector-based data extractor for Puppeteer.",
   "type": "module",
   "main": "dist/data-extractor.cjs",