diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c8d0f31..65b1ee43 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,20 @@ All notable changes to this project will be documented in this file.
 The format is loosely based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to the [UHK Versioning](VERSIONING.md) conventions.
 
+## [12.3.0] - 2025-01-12
+
+Device Protocol: 4.**14.0** | Module Protocol: 4.3.0 | User Config: 8.3.0 | Hardware Config: 1.0.0 | Smart Macros: 3.**1.0**
+
+- Make connection handling more robust.
+- Add `switchHost { next | previous | last }` macro command which iterates over host connections. `SMARTMACROS:MINOR`
+- Add `switchHost "name"` macro command which can be used to select a specific host connection.
+- Implement connection switchover. If host connection's switchover checkbox is checked, then the UHK automatically switches over to this host when its connection is established.
+- When a connection is disconnected, switch to the host connection that is currently connected and highest in the host connection list.
+- The OLED display now shows host connection's name.
+- Multiple dongles can be connected at the same time.
+- Support caps/num/scroll lock states in host routing.
+- Add `EraseAllSettings` device protocol command. `DEVICEPROTOCOL:MINOR`
+
 ## [12.2.0] - 2025-01-01
 
 Device Protocol: 4.**13.0** | Module Protocol: 4.3.0 | User Config: 8.3.0 | Hardware Config: 1.0.0 | Smart Macros: 3.0.0
diff --git a/scripts/package.json b/scripts/package.json
index 72ca548b..f7e6cdc6 100644
--- a/scripts/package.json
+++ b/scripts/package.json
@@ -18,12 +18,12 @@
     "serialport": "^12.0.0",
     "shelljs": "^0.8.4"
   },
-  "firmwareVersion": "12.2.0",
-  "deviceProtocolVersion": "4.13.0",
+  "firmwareVersion": "12.3.0",
+  "deviceProtocolVersion": "4.14.0",
   "moduleProtocolVersion": "4.3.0",
   "userConfigVersion": "8.3.0",
   "hardwareConfigVersion": "1.0.0",
-  "smartMacrosVersion": "3.0.0",
+  "smartMacrosVersion": "3.1.0",
   "devices": [
     {
       "deviceId": 1,