diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index aca3a49..a549f59 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "2.3.1"
+  ".": "2.4.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27b800a..6f8f509 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,27 @@
 # Changelog
 
+## [2.4.0](https://github.com/rsscloud/rsscloud-server/compare/v2.3.1...v2.4.0) (2026-03-20)
+
+
+### Features
+
+* add dual-write JSON file store alongside MongoDB ([096f46a](https://github.com/rsscloud/rsscloud-server/commit/096f46ac9408b8af8cce5bbac7dc3111ba54536a))
+* add dual-write JSON file store alongside MongoDB ([b00f6dd](https://github.com/rsscloud/rsscloud-server/commit/b00f6ddff09d88aee8b55f289fed2c4771a87fed))
+* add stats page with cached operational statistics ([5e8731f](https://github.com/rsscloud/rsscloud-server/commit/5e8731f8d379cd403eacfc69e53e06f0579a4172))
+
+
+### Bug Fixes
+
+* allow pleaseNotify when ping frequency check triggers ([a31cf02](https://github.com/rsscloud/rsscloud-server/commit/a31cf02ca7c7266dd06c1b95c08e6cc3075cb44a))
+* clean up orphaned resources and subscriptions ([21464c4](https://github.com/rsscloud/rsscloud-server/commit/21464c413fa31543b093e454427bb8f21d6cc8f8))
+* clean up orphaned resources and subscriptions ([d84d3d7](https://github.com/rsscloud/rsscloud-server/commit/d84d3d7adb252360f292e3648515d648bba61dd2))
+* clean up stale and orphaned entries from subscriptions.json ([ff3fa87](https://github.com/rsscloud/rsscloud-server/commit/ff3fa87d1df075ac3a1b3e6107006d4ab77e3029))
+* clean up subscription docs with empty pleaseNotify arrays ([c272b96](https://github.com/rsscloud/rsscloud-server/commit/c272b9605f644c51bc27a3d10fcf8c5544abb224))
+* normalize IPv4-mapped IPv6 addresses in subscription URLs ([c37902f](https://github.com/rsscloud/rsscloud-server/commit/c37902fdfbb70d507f26347c39513582601c835e))
+* remove ping of feeds with missing resource during cleanup ([725daeb](https://github.com/rsscloud/rsscloud-server/commit/725daebf816dbd2eb93d1f9f5ac43437084a2b81))
+* use https scheme for http-post subscriptions on port 443 ([c796df3](https://github.com/rsscloud/rsscloud-server/commit/c796df32fb9916cd47dde21390f06ddb6eee1746))
+* use whenLastUpdate instead of whenLastCheck for stats ([e1ac16c](https://github.com/rsscloud/rsscloud-server/commit/e1ac16c9d9baad78bae2dbbf727738f16913fe46))
+
 ## [2.3.1](https://github.com/rsscloud/rsscloud-server/compare/v2.3.0...v2.3.1) (2026-03-18)
 
 
diff --git a/package.json b/package.json
index 510a01d..10d9cfb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rsscloud-server",
-  "version": "2.3.1",
+  "version": "2.4.0",
   "description": "An rssCloud Server",
   "main": "app.js",
   "scripts": {