diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1d3be879..533abde0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,10 +4,23 @@ All notable changes to this project will be documented in this file. Dates are d
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+#### [v3.1.2](https://github.com/oceanprotocol/ocean.js/compare/v3.1.1...v3.1.2)
+
+- Feature/ Use custom addresses & fallback signature to legacy [`#1772`](https://github.com/oceanprotocol/ocean.js/pull/1772)
+- Bump typedoc from 0.24.8 to 0.25.1 [`#1770`](https://github.com/oceanprotocol/ocean.js/pull/1770)
+- Bump cross-fetch from 3.1.5 to 4.0.0 [`#1764`](https://github.com/oceanprotocol/ocean.js/pull/1764)
+- Bump eslint-config-prettier from 8.5.0 to 9.0.0 [`#1763`](https://github.com/oceanprotocol/ocean.js/pull/1763)
+- optimize disk space [`#1771`](https://github.com/oceanprotocol/ocean.js/pull/1771)
+- Added gen-x-testnet to ConfigHelper [`#1741`](https://github.com/oceanprotocol/ocean.js/pull/1741)
+- Remove custom contracts [`#1769`](https://github.com/oceanprotocol/ocean.js/pull/1769)
+
 #### [v3.1.1](https://github.com/oceanprotocol/ocean.js/compare/v3.1.0...v3.1.1)
 
+> 4 September 2023
+
 - fix compute stop & uptade order helper to be reused also for c2d oreder methods [`#1761`](https://github.com/oceanprotocol/ocean.js/pull/1761)
 - Bump mock-local-storage from 1.1.23 to 1.1.24 [`#1738`](https://github.com/oceanprotocol/ocean.js/pull/1738)
+- Release 3.1.1 [`e5f36f9`](https://github.com/oceanprotocol/ocean.js/commit/e5f36f94aa1834b5f6605409559b473acfe85481)
 
 #### [v3.1.0](https://github.com/oceanprotocol/ocean.js/compare/v3.0.4...v3.1.0)
 
diff --git a/package-lock.json b/package-lock.json
index a9670df2..8fc10f41 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@oceanprotocol/lib",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@oceanprotocol/lib",
-      "version": "3.1.1",
+      "version": "3.1.2",
       "license": "Apache-2.0",
       "dependencies": {
         "@oceanprotocol/contracts": "^1.1.14",
diff --git a/package.json b/package.json
index 7b374042..d3f79a5b 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@oceanprotocol/lib",
   "source": "./src/index.ts",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "description": "JavaScript client library for Ocean Protocol",
   "main": "./dist/lib.js",
   "umd:main": "dist/lib.umd.js",