diff --git a/Makefile b/Makefile
index 7d38936..e081825 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,7 @@
 PROGRAM_NAME = example_blonk
 BUILD_DIR = build
 SERIALDEV = /dev/ttyUSB0
+
 #MCU = atmega2560
 #MCUSHORT = m2560
 #MCUDEFS = -DF_CPU=16000000UL -DAAIO_MEGA2560