diff --git a/CHANGELOG.md b/CHANGELOG.md
index ea03943..e67d629 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,21 @@ All notable changes to the Nextcloud MCP Server 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 [PEP 440](https://peps.python.org/pep-0440/).
 
+## v0.57.0 (2025-12-20)
+
+### Feat
+
+- **auth**: add multi-user BasicAuth pass-through mode
+- **astrolabe**: add dynamic MCP server configuration for testing
+
+### Fix
+
+- **config**: address reviewer feedback
+
+### Refactor
+
+- **config**: centralize configuration validation and simplify startup
+
 ## v0.56.2 (2025-12-20)
 
 ### Fix
diff --git a/charts/nextcloud-mcp-server/Chart.yaml b/charts/nextcloud-mcp-server/Chart.yaml
index 1122095..324fe67 100644
--- a/charts/nextcloud-mcp-server/Chart.yaml
+++ b/charts/nextcloud-mcp-server/Chart.yaml
@@ -3,7 +3,7 @@ name: nextcloud-mcp-server
 description: A Helm chart for Nextcloud MCP Server - enables AI assistants to interact with Nextcloud
 type: application
 version: 0.54.0
-appVersion: "0.56.2"
+appVersion: "0.57.0"
 keywords:
   - nextcloud
   - mcp
diff --git a/pyproject.toml b/pyproject.toml
index d0d2c06..e6a3b01 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "nextcloud-mcp-server"
-version = "0.56.2"
+version = "0.57.0"
 description = "Model Context Protocol (MCP) server for Nextcloud integration - enables AI assistants to interact with Nextcloud data"
 authors = [
     {name = "Chris Coutinho", email = "chris@coutinho.io"}
diff --git a/uv.lock b/uv.lock
index 8210bc1..8e64c77 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1988,7 +1988,7 @@ wheels = [
 
 [[package]]
 name = "nextcloud-mcp-server"
-version = "0.56.2"
+version = "0.57.0"
 source = { editable = "." }
 dependencies = [
     { name = "aiosqlite" },