diff --git a/library/CHANGELOG.txt b/library/CHANGELOG.txt
index fa40256..c04f1d4 100644
--- a/library/CHANGELOG.txt
+++ b/library/CHANGELOG.txt
@@ -1,3 +1,17 @@
+4.2.6
+-----
+
+* New: Added support for Revision 0xc03114 (Pi 4, 4GB v1.4)
+* New: Added support for Revision 0xa03140 (CM4 v1.0 eMMC)
+* New: Added support for Revision 0xb03140 (CM4 v1.0 Lite)
+* New: Added support for Revision 0xc03140 (CM4 v1.0 WiFi)
+
+4.2.5
+-----
+
+* New: Added support for Revision 0xc03130 (Pi 400, 4GB)
+* New: Added support for Revision 0xb03114 (Pi 4, 2GB v1.4)
+
 4.2.4
 -----
 
diff --git a/library/rpi_ws281x/__init__.py b/library/rpi_ws281x/__init__.py
index 5edcc6c..fb246fe 100644
--- a/library/rpi_ws281x/__init__.py
+++ b/library/rpi_ws281x/__init__.py
@@ -2,4 +2,4 @@
 from .rpi_ws281x import PixelStrip, Adafruit_NeoPixel, Color, ws
 from _rpi_ws281x import *
 
-__version__ = '4.2.4'
+__version__ = '4.2.6'
diff --git a/library/setup.py b/library/setup.py
index 0b6a3e3..e03c0a6 100755
--- a/library/setup.py
+++ b/library/setup.py
@@ -13,7 +13,7 @@ def run(self):
         build_py.run(self)
 
 setup(name              = 'rpi_ws281x',
-      version           = '4.2.4',
+      version           = '4.2.6',
       author            = 'Jeremy Garff <jer@jers.net>, Phil Howard <phil@pimoroni.com>',
       author_email      = 'jer@jers.net, phil@pimoroni.com',
       description       = 'Userspace Raspberry Pi PWM/PCM/SPI library for SK6812 and WS281X LEDs.',