diff --git a/CHANGELOG.md b/CHANGELOG.md
index eda702b2b..64a55d00d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,13 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+## [3.1.31](https://github.com/ScaleLeap/amazon-advertising-api-sdk/compare/v3.1.30...v3.1.31) (2021-10-14)
+
+
+### Bug Fixes
+
+* **deps:** update dependency fp-ts to v2.11.5 ([44a3978](https://github.com/ScaleLeap/amazon-advertising-api-sdk/commit/44a39785f3e281e32b37b1accab46bc859f4a4a7))
+
 ## [3.1.30](https://github.com/ScaleLeap/amazon-advertising-api-sdk/compare/v3.1.29...v3.1.30) (2021-10-13)
 
 
diff --git a/package-lock.json b/package-lock.json
index af44bd704..8956c32a9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@scaleleap/amazon-advertising-api-sdk",
-  "version": "3.1.30",
+  "version": "3.1.31",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 31c4fe65f..4a166cca7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@scaleleap/amazon-advertising-api-sdk",
-  "version": "3.1.30",
+  "version": "3.1.31",
   "description": "Amazon Advertising API TypeScript and Node.js Unofficial SDK",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",