diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8229c20123..b69bbd3acf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [3.21.0](https://github.com/eggjs/egg/compare/v3.20.0...v3.21.0) (2024-03-31)
+
+
+### Features
+
+* tiny improvements for "convertValue" ([#5302](https://github.com/eggjs/egg/issues/5302)) ([794d7f3](https://github.com/eggjs/egg/commit/794d7f3e89c2a283e38d2082b407b79e480f0b50))
+
 ## [3.20.0](https://github.com/eggjs/egg/compare/v3.19.0...v3.20.0) (2024-02-22)
 
 
diff --git a/package.json b/package.json
index 1638066205..08652184d9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "egg",
-  "version": "3.20.0",
+  "version": "3.21.0",
   "publishConfig": {
     "tag": "latest"
   },