diff --git a/CHANGELOG.md b/CHANGELOG.md
index 67a5706ed..93374283c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,8 +4,15 @@ Todas as alterações serão documentadas neste arquivo
 Formato baseado em [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 e [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [4.51.0] - 2025-02-01
+### Fixed
+- Adequação para variáveis de conexão do banco de dados funcionarem com caracteres especiais. [@Pr3d4dor](https://github.com/Pr3d4dor)
+
+### Changed
+- Atualizado dependências e versão mínima de PHP para 8.3. [@Pr3d4dor](https://github.com/Pr3d4dor)
+
 ## [4.50.0] - 2025-01-25
-###
+### Added
 - Campo contato no cadastro na área do cliente. [@cabralwms](https://github.com/cabralwms)
 
 ## [4.49.1] - 2025-01-04
diff --git a/README.md b/README.md
index 5db62ff94..065b35caa 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 
 ![MapOS](https://raw.githubusercontent.com/RamonSilva20/mapos/master/assets/img/logo.png)
 
-![version](https://img.shields.io/badge/version-4.50.0-blue.svg?longCache=true&style=flat-square)
+![version](https://img.shields.io/badge/version-4.51.0-blue.svg?longCache=true&style=flat-square)
 ![license](https://img.shields.io/badge/license-Apache-green.svg?longCache=true&style=flat-square)
 ![theme](https://img.shields.io/badge/theme-Matrix--Admin-lightgrey.svg?longCache=true&style=flat-square)
 ![issues](https://img.shields.io/github/issues/RamonSilva20/mapos.svg?longCache=true&style=flat-square)
diff --git a/application/config/config.php b/application/config/config.php
index 893c86082..a3e95229c 100644
--- a/application/config/config.php
+++ b/application/config/config.php
@@ -5,7 +5,7 @@
 /**
  * App current version
  */
-$config['app_version'] = '4.50.0';
+$config['app_version'] = '4.51.0';
 
 /**
  * Nome do sistema