diff --git a/CHANGELOG.md b/CHANGELOG.md
index 896578057..97b47ca69 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,19 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [10.0.0-beta.18](https://github.com/pact-foundation/pact-js/compare/v10.0.0-beta.17...v10.0.0-beta.18) (2020-10-16)
+
+
+### Features
+
+* add support for array contains matcher ([57bcc79](https://github.com/pact-foundation/pact-js/commit/57bcc792037eb05d17a6e6268d14dcabe0262712))
+
+
+### Bug Fixes
+
+* typo in comment ([7491383](https://github.com/pact-foundation/pact-js/commit/7491383ded889a4b25f3480c2601f715b4f49c69))
+* update to latest matching lib ([23e1f39](https://github.com/pact-foundation/pact-js/commit/23e1f39bd690f2bbf80cf78cb2922939484c6838))
+
 ## [10.0.0-beta.17](https://github.com/pact-foundation/pact-js/compare/v9.12.2...v10.0.0-beta.17) (2020-10-12)
 
 
diff --git a/package-lock.json b/package-lock.json
index e8a31e5e2..06691a967 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@pact-foundation/pact",
-  "version": "10.0.0-beta.17",
+  "version": "10.0.0-beta.18",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 512ed6196..a33feed64 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@pact-foundation/pact",
-  "version": "10.0.0-beta.17",
+  "version": "10.0.0-beta.18",
   "description": "Pact for all things Javascript",
   "main": "./index.js",
   "types": "./index.d.ts",