diff --git a/CHANGELOG.md b/CHANGELOG.md
index 75c8944e..7fa09d7d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,9 +4,20 @@ 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).
 
-#### [v3.21.0](/~https://github.com/pagopa/io-functions-services/compare/v3.20.0...v3.21.0)
+#### [v3.21.1](/~https://github.com/pagopa/io-functions-services/compare/v3.21.0...v3.21.1)
+
+- [#IOPAE-75] OpenAPI update url field [`#236`](/~https://github.com/pagopa/io-functions-services/pull/236)
+
+#### [v3.21.0](/~https://github.com/pagopa/io-functions-services/compare/v3.21.0-RELEASE...v3.21.0)
+
+> 16 November 2022
+
+#### [v3.21.0-RELEASE](/~https://github.com/pagopa/io-functions-services/compare/v3.20.0...v3.21.0-RELEASE)
+
+> 16 November 2022
 
 - [IOCIT-141] Handle user preferences for push notification format [`#232`](/~https://github.com/pagopa/io-functions-services/pull/232)
+- Bump version to 3.21.0 [skip ci] [`ed7d8d5`](/~https://github.com/pagopa/io-functions-services/commit/ed7d8d5c960818ed528db19c2aae968c03d98c21)
 
 #### [v3.20.0](/~https://github.com/pagopa/io-functions-services/compare/v3.20.0-RELEASE...v3.20.0)
 
diff --git a/openapi/index.yaml b/openapi/index.yaml
index 86659c07..577ab2fa 100644
--- a/openapi/index.yaml
+++ b/openapi/index.yaml
@@ -1,6 +1,6 @@
 swagger: '2.0'
 info:
-  version: 3.21.0
+  version: 3.21.1
   title: IO API for Public Administration Services
   contact:
     name: PagoPA S.p.A.
diff --git a/package.json b/package.json
index 00d211eb..17b95dd1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@pagopa/io-functions-services",
-  "version": "3.21.0",
+  "version": "3.21.1",
   "license": "MIT",
   "scripts": {
     "prebuild": "shx rm -rf dist && yarn generate",