diff --git a/examples/simple-pwm-led-audio/Makefile b/examples/simple-pwm-led-audio/Makefile
index c8d16b0..e38ec7a 100644
--- a/examples/simple-pwm-led-audio/Makefile
+++ b/examples/simple-pwm-led-audio/Makefile
@@ -7,6 +7,6 @@
 # Adjust to reflect your own paths!
 
 BOARD_TAG	= nano328
-MONITOR_PORT	= /dev/ttyUSB0
+ARDUINO_PORT	= /dev/ttyUSB0
 
 include ${ARDMK_DIR}/Arduino.mk
diff --git a/examples/simple-pwm-led/Makefile b/examples/simple-pwm-led/Makefile
index c8d16b0..e38ec7a 100644
--- a/examples/simple-pwm-led/Makefile
+++ b/examples/simple-pwm-led/Makefile
@@ -7,6 +7,6 @@
 # Adjust to reflect your own paths!
 
 BOARD_TAG	= nano328
-MONITOR_PORT	= /dev/ttyUSB0
+ARDUINO_PORT	= /dev/ttyUSB0
 
 include ${ARDMK_DIR}/Arduino.mk