diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4823a3..ef2378b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,18 @@
 
 All notable changes to this project are documented here, organized by release.
 
+## [5.3.10]
+
+### Added
+- clear stale plugin data and persist OAuth users to config
+- auto-scale CPU history graph Y axis
+- add CPU usage history graph to CPU Monitor section
+
+### Fixed
+- remove bak file in bumpminor.sh
+
+---
+
 ## [5.3.9]
 
 ### Added
diff --git a/README.md b/README.md
index 27bd27b..688c2e3 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ A lightweight UDP-based host monitoring system. Monitored hosts run a client (`h
   └────────────────────┘              └────────────────────────────┘
 ```
 
-**Package:** `hbd` v5.3.9
+**Package:** `hbd` v5.3.10
 **Python:** 3.11+
 
 ### Subpackages
diff --git a/hbd/__init__.py b/hbd/__init__.py
index fa1de5e..dac2ece 100644
--- a/hbd/__init__.py
+++ b/hbd/__init__.py
@@ -14,4 +14,4 @@ Install options:
 """
 
 __all__ = ["__version__"]
-__version__ = "5.3.9"
+__version__ = "5.3.10"
diff --git a/pyproject.toml b/pyproject.toml
index 83ae0c8..f2511ac 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "hbd"
-version = "5.3.9"
+version = "5.3.10"
 description = "Heartbeat monitoring system — client (hbc) and server (hbd)"
 readme = "README.md"
 requires-python = ">=3.11"
diff --git a/scripts/hbc_mini.py b/scripts/hbc_mini.py
index a49f351..80e73ee 100755
--- a/scripts/hbc_mini.py
+++ b/scripts/hbc_mini.py
@@ -41,7 +41,7 @@ from pathlib import Path
 from typing import Any, Dict, List, Optional, Tuple
 
 # updated by scripts/bumpminor.sh
-__version__ = "5.3.9"
+__version__ = "5.3.10"
 
 # ---------------------------------------------------------------------------
 # Protocol  (mirrors hbd/common/proto.py)