diff --git a/config/cli/mantic b/config/cli/mantic
new file mode 120000
index 000000000..2c1496890
--- /dev/null
+++ b/config/cli/mantic
@@ -0,0 +1 @@
+lunar
\ No newline at end of file
diff --git a/config/desktop/mantic b/config/desktop/mantic
new file mode 120000
index 000000000..2c1496890
--- /dev/null
+++ b/config/desktop/mantic
@@ -0,0 +1 @@
+lunar
\ No newline at end of file
diff --git a/config/distributions/mantic/architectures b/config/distributions/mantic/architectures
new file mode 100644
index 000000000..6103381d1
--- /dev/null
+++ b/config/distributions/mantic/architectures
@@ -0,0 +1 @@
+arm64,armhf,riscv64,amd64
diff --git a/config/distributions/mantic/name b/config/distributions/mantic/name
new file mode 100644
index 000000000..9a71a79d7
--- /dev/null
+++ b/config/distributions/mantic/name
@@ -0,0 +1 @@
+Ubuntu Mantic 23.10
diff --git a/config/distributions/mantic/support b/config/distributions/mantic/support
new file mode 100644
index 000000000..03cd47015
--- /dev/null
+++ b/config/distributions/mantic/support
@@ -0,0 +1 @@
+csc
diff --git a/config/sources/families/bcm2711.conf b/config/sources/families/bcm2711.conf
index 164c2b833..0d720b464 100644
--- a/config/sources/families/bcm2711.conf
+++ b/config/sources/families/bcm2711.conf
@@ -79,7 +79,7 @@ extension_prepare_config__prepare_rpi_flash_kernel() {
 	declare -g RASPI_DISTRO_KERNEL="${RASPI_DISTRO_KERNEL:-no}" # Include a distro-built kernel?
 	declare -g SERIALCON="${RASPI_SERIALCON:-tty1}"             # HDMI etc, not serial. most people don't have UART on rpi
 
-	local usable_releases="jammy|kinetic|lunar"
+	local usable_releases="jammy|kinetic|lunar|mantic"
 
 	# if RELEASE is set, make sure it is one of the ones we support.
 	if [[ -n "${RELEASE}" ]]; then
diff --git a/lib/functions/configuration/main-config.sh b/lib/functions/configuration/main-config.sh
index 887f7d729..f66a5cae3 100644
--- a/lib/functions/configuration/main-config.sh
+++ b/lib/functions/configuration/main-config.sh
@@ -296,7 +296,7 @@ function do_extra_configuration() {
 	[[ -z $ATFPATCHDIR ]] && ATFPATCHDIR="atf-$LINUXFAMILY"
 	[[ -z $KERNELPATCHDIR ]] && KERNELPATCHDIR="$LINUXFAMILY-$BRANCH"
 
-	if [[ "$RELEASE" =~ ^(focal|jammy|kinetic|lunar)$ ]]; then
+	if [[ "$RELEASE" =~ ^(focal|jammy|kinetic|lunar|mantic)$ ]]; then
 		DISTRIBUTION="Ubuntu"
 	else
 		DISTRIBUTION="Debian"
diff --git a/lib/functions/host/host-release.sh b/lib/functions/host/host-release.sh
index c3cff1b82..1e8273c35 100644
--- a/lib/functions/host/host-release.sh
+++ b/lib/functions/host/host-release.sh
@@ -33,7 +33,7 @@ function obtain_and_check_host_release_and_arch() {
 	#
 	# NO_HOST_RELEASE_CHECK overrides the check for a supported host system
 	# Disable host OS check at your own risk. Any issues reported with unsupported releases will be closed without discussion
-	if [[ -z $HOSTRELEASE || "bookworm trixie sid jammy kinetic lunar vanessa vera victoria" != *"$HOSTRELEASE"* ]]; then
+	if [[ -z $HOSTRELEASE || "bookworm trixie sid jammy kinetic lunar vanessa vera victoria mantic" != *"$HOSTRELEASE"* ]]; then
 		if [[ $NO_HOST_RELEASE_CHECK == yes ]]; then
 			display_alert "You are running on an unsupported system" "${HOSTRELEASE:-(unknown)}" "wrn"
 			display_alert "Do not report any errors, warnings or other issues encountered beyond this point" "" "wrn"
diff --git a/lib/functions/host/prepare-host.sh b/lib/functions/host/prepare-host.sh
index b13159c87..f2add6ae5 100644
--- a/lib/functions/host/prepare-host.sh
+++ b/lib/functions/host/prepare-host.sh
@@ -294,7 +294,7 @@ function adaptative_prepare_host_dependencies() {
 
 	# Python2 -- required for some older u-boot builds
 	# Debian 'sid'/'bookworm' and Ubuntu 'lunar' does not carry python2 anymore; in this case some u-boot's might fail to build.
-	if [[ "sid bookworm trixie lunar" == *"${host_release}"* ]]; then
+	if [[ "sid bookworm trixie lunar mantic" == *"${host_release}"* ]]; then
 		display_alert "Python2 not available on host release '${host_release}'" "old(er) u-boot builds might/will fail" "wrn"
 	else
 		host_dependencies+=("python2" "python2-dev")
diff --git a/lib/functions/rootfs/distro-specific.sh b/lib/functions/rootfs/distro-specific.sh
index d22e59270..6d65aece3 100644
--- a/lib/functions/rootfs/distro-specific.sh
+++ b/lib/functions/rootfs/distro-specific.sh
@@ -16,7 +16,7 @@ function install_distribution_specific() {
 
 	case "${RELEASE}" in
 
-		focal | jammy | kinetic | lunar)
+		focal | jammy | kinetic | lunar | mantic)
 
 			# by using default lz4 initrd compression leads to corruption, go back to proven method
 			# @TODO: rpardini: this should be a config option (which is always set to zstd ;-D )
@@ -92,7 +92,7 @@ function install_distribution_specific() {
 # create_sources_list_and_deploy_repo_key <when> <release> <basedir>
 #
 # <when>: rootfs|image
-# <release>: bullseye|bookworm|sid|focal|jammy|kinetic|lunar
+# <release>: bullseye|bookworm|sid|focal|jammy|kinetic|lunar|mantic
 # <basedir>: path to root directory
 #
 function create_sources_list_and_deploy_repo_key() {
@@ -167,7 +167,7 @@ function create_sources_list_and_deploy_repo_key() {
 			fi
 			;;
 
-		focal | jammy | kinetic | lunar)
+		focal | jammy | kinetic | lunar | mantic)
 			cat <<- EOF > "${basedir}"/etc/apt/sources.list
 				deb http://${UBUNTU_MIRROR} $release main restricted universe multiverse
 				#deb-src http://${UBUNTU_MIRROR} $release main restricted universe multiverse