diff --git a/conf/machine/include/rpi-base.inc b/conf/machine/include/rpi-base.inc
index d76495a..b01c561 100644
--- a/conf/machine/include/rpi-base.inc
+++ b/conf/machine/include/rpi-base.inc
@@ -43,6 +43,7 @@ KERNEL_DEVICETREE ?= " \
     overlays/pi3-disable-bt.dtbo \
     overlays/pi3-miniuart-bt.dtbo \
     overlays/vc4-kms-v3d.dtbo \
+    overlays/at86rf233.dtbo \
     "
 
 # By default:
diff --git a/conf/machine/raspberrypi3-64.conf b/conf/machine/raspberrypi3-64.conf
index 5163320..fa960fd 100644
--- a/conf/machine/raspberrypi3-64.conf
+++ b/conf/machine/raspberrypi3-64.conf
@@ -38,6 +38,7 @@ KERNEL_DEVICETREE = " \
     overlays/pi3-miniuart-bt.dtbo \
     overlays/vc4-kms-v3d.dtbo \
     overlays/vc4-fkms-v3d.dtbo \
+    overlays/at86rf233.dtbo \
     "
 
 SERIAL_CONSOLE ?= "115200 ttyS0"