diff --git a/CHANGELOG.md b/CHANGELOG.md
index 645ac3a..a804c06 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [5.7.21] - 2025-08-14
+
 ## [5.7.20] - 2025-07-31
 
 ### Added
diff --git a/VERSION b/VERSION
index b0917fb..fcad0d3 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-5.7.20
+5.7.21
diff --git a/archlinux/PKGBUILD b/archlinux/PKGBUILD
index 6177dc3..da3d429 100644
--- a/archlinux/PKGBUILD
+++ b/archlinux/PKGBUILD
@@ -1,6 +1,6 @@
 # Maintainer: justforlxz <justforlxz@gmail.com>
 pkgname=dtkcommon-git
-pkgver=5.7.20
+pkgver=5.7.21
 pkgrel=1
 sourcename=dtkcommon
 sourcetars=("$sourcename"_"$pkgver".tar.xz)
diff --git a/debian/changelog b/debian/changelog
index 157f4c3..4d15db0 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+dtkcommon (5.7.21) unstable; urgency=medium
+
+  * Release 5.7.21
+
+ --  yeshanshan <packages@deepin.org>  Thu, 14 Aug 2025 19:46:57 +0800
+
 dtkcommon (5.7.20) unstable; urgency=medium
 
   * Release 5.7.20
diff --git a/rpm/dtkcommon.spec b/rpm/dtkcommon.spec
index e692743..1b0b7eb 100644
--- a/rpm/dtkcommon.spec
+++ b/rpm/dtkcommon.spec
@@ -1,5 +1,5 @@
 Name:           dtkcommon
-Version:        5.7.20
+Version:        5.7.21
 Release:        1%{?dist}
 Summary:        dtk common files
 License:        LGPLv3+