diff --git a/flavours/zephyr/conf-notes.txt b/flavours/zephyr/conf-notes.txt
index b455e8cf8de7c2c601a0402241074bb3a3866f22..f50dba4cdd137d55a3de33420ba8f55261b31a46 100644
--- a/flavours/zephyr/conf-notes.txt
+++ b/flavours/zephyr/conf-notes.txt
@@ -9,6 +9,7 @@ Supported machines (first is the default):
 - 96b-nitrogen (96Boards Nitrogen)
 - 96b-avenger96 (96Boards Avenger96)
 - nrf52840dk-nrf52840 (Nordic Semiconductor nRF 52840 Development Kit)
+- arduino-nano-33-ble (Arduino Nano 33 BLE and Arduino Nano 33 BLE Sense)
 
 MACHINE variable can be set up in conf/local.conf file under build directory
 or via command line, e.g.:
diff --git a/flavours/zephyr/local.conf.sample b/flavours/zephyr/local.conf.sample
index 3e763e9d4d73ef90fde4164b3cff58dc965baf36..0b42a37101241cc6fc3bb041a5b741e0d81e8941 100644
--- a/flavours/zephyr/local.conf.sample
+++ b/flavours/zephyr/local.conf.sample
@@ -29,6 +29,7 @@
 #MACHINE ?= "96b-nitrogen"
 #MACHINE ?= "96b-avenger96"
 #MACHINE ?= "nrf52840dk-nrf52840"
+#MACHINE ?= "arduino-nano-33-ble"
 #
 # This sets the default machine to be qemu-x86 if no other machine is selected:
 MACHINE ??= "qemu-x86"