diff --git a/flavours/zephyr/conf-notes.txt b/flavours/zephyr/conf-notes.txt
index bf58ac9dc6eaccb16b6af10ef704f6cf51a3ab1f..b455e8cf8de7c2c601a0402241074bb3a3866f22 100644
--- a/flavours/zephyr/conf-notes.txt
+++ b/flavours/zephyr/conf-notes.txt
@@ -8,6 +8,7 @@ Supported machines (first is the default):
 - qemu-cortex-m3
 - 96b-nitrogen (96Boards Nitrogen)
 - 96b-avenger96 (96Boards Avenger96)
+- nrf52840dk-nrf52840 (Nordic Semiconductor nRF 52840 Development Kit)
 
 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 664eb64e1f39ce8db25454da37c63a42fc0e8850..1de45564871e5de6598e868f7858fefafcdd8674 100644
--- a/flavours/zephyr/local.conf.sample
+++ b/flavours/zephyr/local.conf.sample
@@ -28,6 +28,7 @@
 #
 #MACHINE ?= "96b-nitrogen"
 #MACHINE ?= "96b-avenger96"
+#MACHINE ?= "nrf52840dk-nrf52840"
 #
 # This sets the default machine to be qemu-x86 if no other machine is selected:
 MACHINE ??= "qemu-x86"