diff --git a/files/ros2-crystal.mcf b/files/ros2-crystal.mcf
index 3699086..b45c421 100644
--- a/files/ros2-crystal.mcf
+++ b/files/ros2-crystal.mcf
@@ -17,9 +17,6 @@ McfFileVersion = 2
 # Value for DISTRO
 Distribution = 'ros2'
 
-# Need to use meta-webos-backports-* layers from meta-webosose.
-webOSOSEBuildNumber = '69'
-
 # Supported MACHINE-s
 Machines = ['raspberrypi3', 'qemux86']
 
@@ -30,21 +27,16 @@ Machines = ['raspberrypi3', 'qemux86']
 # Note that the github.com/openembedded repositories are read-only mirrors of
 # the authoritative repositories on git.openembedded.org .
 Layers = [
-('bitbake',                   -1, 'git://github.com/openembedded/bitbake.git',              {'branch': '1.32', 'commit': '0193e1f'}, {}),
+('bitbake',                   -1, 'git://github.com/openembedded/bitbake.git',              {'branch': '1.40', 'commit': '7c1eb51d'}, {}),
 
-('meta',                       5, 'git://github.com/openembedded/openembedded-core.git',    {'branch': 'morty', 'commit': '4b32784'}, {}),
+('meta',                       5, 'git://github.com/openembedded/openembedded-core.git',    {'branch': 'thud', 'commit': 'f162d5bfe6'}, {}),
 
-('meta-oe',                   10, 'git://github.com/openembedded/meta-openembedded.git',    {'branch': 'morty', 'commit': '997caf9'}, {}),
+('meta-oe',                   10, 'git://github.com/openembedded/meta-openembedded.git',    {'branch': 'thud', 'commit': '9b3b907f30'}, {}),
 ('meta-python',               13, 'git://github.com/openembedded/meta-openembedded.git',    {}, {}),
 
-('meta-webos-backports-2.3',  30, 'git://github.com/webosose/meta-webosose.git',            {'branch': 'master', 'commit': 'builds/webosose/master/' + webOSOSEBuildNumber}, {}),
-('meta-webos-backports-2.4',  31, 'git://github.com/webosose/meta-webosose.git',            {}, {}),
-('meta-webos-backports-2.5',  32, 'git://github.com/webosose/meta-webosose.git',            {}, {}),
-('meta-webos-backports-2.6',  33, 'git://github.com/webosose/meta-webosose.git',            {}, {}),
+('meta-ros',                  38, 'git://github.com/ros/meta-ros.git',                      {'branch': 'thud-draft'}, {}),
 
-('meta-ros',                  38, 'git://github.com/ros/meta-ros.git',                      {'branch': 'morty-draft'}, {}),
-
-('meta-raspberrypi',          50, 'git://git.yoctoproject.org/meta-raspberrypi',            {'branch': 'morty', 'commit': '2a19226'}, {}),
+('meta-raspberrypi',          50, 'git://git.yoctoproject.org/meta-raspberrypi',            {'branch': 'thud', 'commit': 'c71d79e'}, {}),
 ]
 
 # BblayersConfExtraLines is a list of strings to be appended to the generated