diff --git a/buildroot-external/configs/rpi4_64_defconfig b/buildroot-external/configs/rpi4_64_defconfig
index 117b9b8af..16b341032 100644
--- a/buildroot-external/configs/rpi4_64_defconfig
+++ b/buildroot-external/configs/rpi4_64_defconfig
@@ -29,7 +29,7 @@ BR2_LINUX_KERNEL_DEFCONFIG="bcm2711"
 BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL_HASSOS_PATH)/kernel/hassos.config $(BR2_EXTERNAL_HASSOS_PATH)/kernel/docker.config $(BR2_EXTERNAL_HASSOS_PATH)/kernel/device-support.config $(BR2_EXTERNAL_HASSOS_PATH)/board/raspberrypi/kernel.config"
 BR2_LINUX_KERNEL_LZ4=y
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
-BR2_LINUX_KERNEL_INTREE_DTS_NAME="broadcom/bcm2711-rpi-4-b"
+BR2_LINUX_KERNEL_INTREE_DTS_NAME="broadcom/bcm2711-rpi-4-b broadcom/bcm2711-rpi-400 broadcom/bcm2711-rpi-cm4"
 BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
 BR2_LINUX_KERNEL_NEEDS_HOST_LIBELF=y
 BR2_PACKAGE_BUSYBOX_CONFIG="$(BR2_EXTERNAL_HASSOS_PATH)/busybox.config"
diff --git a/buildroot-external/configs/rpi4_defconfig b/buildroot-external/configs/rpi4_defconfig
index add7af347..a60760ec3 100644
--- a/buildroot-external/configs/rpi4_defconfig
+++ b/buildroot-external/configs/rpi4_defconfig
@@ -29,7 +29,7 @@ BR2_LINUX_KERNEL_DEFCONFIG="bcm2711"
 BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL_HASSOS_PATH)/kernel/hassos.config $(BR2_EXTERNAL_HASSOS_PATH)/kernel/docker.config $(BR2_EXTERNAL_HASSOS_PATH)/kernel/device-support.config $(BR2_EXTERNAL_HASSOS_PATH)/board/raspberrypi/kernel.config"
 BR2_LINUX_KERNEL_LZ4=y
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
-BR2_LINUX_KERNEL_INTREE_DTS_NAME="bcm2711-rpi-4-b"
+BR2_LINUX_KERNEL_INTREE_DTS_NAME="bcm2711-rpi-4-b bcm2711-rpi-400 bcm2711-rpi-cm4"
 BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
 BR2_LINUX_KERNEL_NEEDS_HOST_LIBELF=y
 BR2_PACKAGE_BUSYBOX_CONFIG="$(BR2_EXTERNAL_HASSOS_PATH)/busybox.config"