diff --git a/CHANGELOG.md b/CHANGELOG.md
index e07faec1b..bf8fd774f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,76 @@ All notable changes to this project 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 [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+# [3.3.1] January 20 2022
+
+- lastcode broke MQTT JSON structure [#228](https://github.com/emsesp/EMS-ESP32/issues/228)
+- overlapping while reading sequence of EMS1.0 telegrams
+- redundant telegram readings (because of offset overflow)
+- added missing RC30/Moduline400 [#243](https://github.com/emsesp/EMS-ESP32/issues/243)
+- check received status before toggling fetch on empty telegram [#268][#282]
+
+# [3.3.0] November 28 2021
+
+## Added
+
+- Add system commands for syslog level and watch [#98](https://github.com/emsesp/EMS-ESP32/issues/98)
+- Added pool data to telegrams 0x494 & 0x495 [#102](https://github.com/emsesp/EMS-ESP32/issues/102)
+- Add RC300 second summermode telegram [#108](https://github.com/emsesp/EMS-ESP32/issues/108)
+- Add support for the RC25 thermostat [#106](https://github.com/emsesp/EMS-ESP32/issues/106)
+- Add new command 'entities' for a device, e.g. http://ems-esp/api/boiler/entities to show the shortname, description and HA Entity name (if HA enabled) [#116](https://github.com/emsesp/EMS-ESP32/issues/116)
+- Support for Junkers program and remote (fb10/fb110) temperature
+- Home Assistant `state_class` attribute for Wh, kWh, W and KW [#129](https://github.com/emsesp/EMS-ESP32/issues/129)
+- Add current room influence for RC300 [#136](https://github.com/emsesp/EMS-ESP32/issues/136)
+- Added Home Assistant device_class to sensor entities
+- Added another Buderus RC10 thermostat with Product ID 65 [#160](https://github.com/emsesp/EMS-ESP32/issues/160)
+- Added support for mDNS [#161](https://github.com/emsesp/EMS-ESP32/issues/161)
+- Added last system ESP32 reset code to log (and `system info` output)
+- Firmware Checker in WebUI [#168](https://github.com/emsesp/EMS-ESP32/issues/168)
+- Added new MQTT setting for enabling 'response' topic
+- Support for non-standard Thermostats like Tado [#174](https://github.com/emsesp/EMS-ESP32/issues/174)
+- Include MQTT connection status in 'api/system/info'
+- Include Network status in 'api/system/info' and also the MQTT topic `info` [#202](https://github.com/emsesp/EMS-ESP32/issues/202)
+- Added Ethernet PHY module as an option in the Board Profile [#210](https://github.com/emsesp/EMS-ESP32/issues/210)
+
+## Fixed
+
+- MQTT reconnecting after WiFi reconnect [#99](https://github.com/emsesp/EMS-ESP32/issues/99)
+- Manually Controlling Solar Circuit [#107](https://github.com/emsesp/EMS-ESP32/issues/107)
+- Fix thermostat commands not defaulting to the master thermostat [#110](https://github.com/emsesp/EMS-ESP32/issues/110)
+- Enlarge parse-buffer for long names like `cylinderpumpmodulation`
+- MQTT not subscribing to all device entities [#166](https://github.com/emsesp/EMS-ESP32/issues/166)
+- Help fix issues with WebUI unable to fully load UI over Ethernet [#177](https://github.com/emsesp/EMS-ESP32/issues/177)
+- Shower alert never reset after limit reached when enabled [(PR #185)]
+- Remove HA entity entries when a device value goes dormant [#196](https://github.com/emsesp/EMS-ESP32/issues/196)
+- deciphering last error code dates on 0xC2 telegram [#204](https://github.com/emsesp/EMS-ESP32/issues/204)
+
+## Changed
+
+- Syslog BOM only for utf-8 messages [#91](https://github.com/emsesp/EMS-ESP32/issues/91)
+- Check for KM200 by device-id 0x48, remove tx-delay [#90](https://github.com/emsesp/EMS-ESP32/issues/90)
+- rename `fastheatupfactor` to `fastheatup` and add percent [#122](https://github.com/emsesp/EMS-ESP32/issues/122)
+- "unit" renamed to "uom" in API call to recall a Device Value
+- initial backend React changes to replace the class components (HOCs) with React Hooks
+- Use program-names instead of numbers
+- Boiler's maintenancemessage always published in MQTT (to prevent HA missing entity)
+- Unit of Measure 'times' added to MQTT Fails, Rx fails, Rx received, Tx fails, Tx reads & Tx writes
+- Improved API. Restful HTTP API works in the same way as MQTT calls
+- Removed settings for MQTT subscribe format [#173](https://github.com/emsesp/EMS-ESP32/issues/173)
+- Improve Nefit Moduline 200 functionality [#183](https://github.com/emsesp/EMS-ESP32/issues/183)
+- `status` in the MQTT heartbeat renamed to `bus_status`
+- Layout changes in the WebUI, showing stripped table rows in Dashboard
+- Alternative font for log window [#219](https://github.com/emsesp/EMS-ESP32/issues/219)
+
+## **BREAKING CHANGES**
+
+- API: "unit" renamed to "uom" in API call to recall a Device Value
+- HA: `sensor.boiler_boiler_temperature` renamed to `sensor.actual_boiler_temperature`
+- HA: `binary_sensor.boiler_ww_disinfecting` renamed to `binary_sensor.boiler_ww_disinfection`
+- HA: # removed from counts in MQTT Fails, Rx fails, Rx received, Tx fails, Tx reads & Tx writes
+- `txread` renamed to `txreads` and `txwrite` renamed to `txwrites` in MQTT heartbeat payload
+- 'dallas sensors' in api/system/info moved to the "System" section. Renamed "uptime (seconds)" and "reset reason"
+- `status` in the MQTT heartbeat renamed to `bus_status`
+
 # [3.2.1] August 8 2021
 
 ## Added