diff --git a/boards/pba-d-01-kw2x/Makefile.include b/boards/pba-d-01-kw2x/Makefile.include
index 97d6a7192be771cbfaee75542014588347660040..b8ef982ee7302770027a76ea2a83d42d02e46b91 100644
--- a/boards/pba-d-01-kw2x/Makefile.include
+++ b/boards/pba-d-01-kw2x/Makefile.include
@@ -8,6 +8,7 @@ export MCPU = cortex-m4
 
 # set default port depending on operating system
 PORT_LINUX ?= /dev/ttyACM0
+PORT_DARWIN ?= $(firstword $(sort $(wildcard /dev/tty.usbmodem*)))
 
 .PHONY: flash
 flash: $(RIOTCPU)/kinetis_common/dist/wdog-disable.bin