diff --git a/FIRMWARE.md b/FIRMWARE.md
index d09d55f4b9de..1733f0969a9c 100644
--- a/FIRMWARE.md
+++ b/FIRMWARE.md
@@ -18,7 +18,7 @@ See [CHANGELOG.md](https://github.com/arendst/Tasmota/blob/development/tasmota/C
 
 ## Development
 
-[![Dev Version](https://img.shields.io/badge/development%20version-v8.4.x.x-blue.svg)](https://github.com/arendst/Tasmota)
+[![Dev Version](https://img.shields.io/badge/development%20version-v9.0.x.x-blue.svg)](https://github.com/arendst/Tasmota)
 [![Download Dev](https://img.shields.io/badge/download-development-yellow.svg)](http://ota.tasmota.com/tasmota/)
 [![Tasmota CI](https://github.com/arendst/Tasmota/workflows/Tasmota%20CI/badge.svg)](https://github.com/arendst/Tasmota/actions?query=workflow%3A%22Tasmota+CI%22)
 [![Tasmota ESP32 CI](https://github.com/arendst/Tasmota/workflows/Tasmota%20ESP32%20CI/badge.svg)](https://github.com/arendst/Tasmota/actions?query=workflow%3A%22Tasmota+ESP32+CI%22)
diff --git a/README.md b/README.md
index e9925c26282a..d45340157787 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ In addition to the [release webpage](https://github.com/arendst/Tasmota/releases
 
 ## Development
 
-[![Dev Version](https://img.shields.io/badge/development%20version-v8.5.x.x-blue.svg)](https://github.com/arendst/Tasmota)
+[![Dev Version](https://img.shields.io/badge/development%20version-v9.0.x.x-blue.svg)](https://github.com/arendst/Tasmota)
 [![Download Dev](https://img.shields.io/badge/download-development-yellow.svg)](http://ota.tasmota.com/tasmota/)
 [![Tasmota CI](https://github.com/arendst/Tasmota/workflows/Tasmota%20CI/badge.svg)](https://github.com/arendst/Tasmota/actions?query=workflow%3A%22Tasmota+CI%22)
 [![Tasmota ESP32 CI](https://github.com/arendst/Tasmota/workflows/Tasmota%20ESP32%20CI/badge.svg)](https://github.com/arendst/Tasmota/actions?query=workflow%3A%22Tasmota+ESP32+CI%22)
diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index 22dd6754126f..6b792d54315a 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -74,4 +74,4 @@ The attached binaries can also be downloaded from http://ota.tasmota.com/tasmota
 - Add new shutter modes (#9244)
 - Add Zigbee auto-config when pairing
 - Add support for MLX90640 IR array temperature sensor by Christian Baars
-- Add support for VL53L1X time of flight sensor by Johann Obermeier 
+- Add support for VL53L1X time of flight sensor by Johann Obermeier