diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 895bf0e..969d3db 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "2.0.0"
+  ".": "2.1.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 16db0ac..3af9573 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.1.0](https://github.com/sigbit/mcp-auth-proxy/compare/v2.0.0...v2.1.0) (2025-08-24)
+
+
+### Features
+
+* refactor backend architecture with interface pattern and trusted proxy support ([#72](https://github.com/sigbit/mcp-auth-proxy/issues/72)) ([9d7f9d0](https://github.com/sigbit/mcp-auth-proxy/commit/9d7f9d0ac237a89ba898cabbd4da371a7d4b2be1))
+
 ## [2.0.0](https://github.com/sigbit/mcp-auth-proxy/compare/v1.3.2...v2.0.0) (2025-08-24)