diff --git a/makefile b/makefile
index 83c90f7..ffcc0d0 100644
--- a/makefile
+++ b/makefile
@@ -5,8 +5,8 @@ CC = avr-gcc
 PROGRAMMER = usbasp
 
 # MCU
-MCU = atmega328p
-QEMU_MACHINE_NAME = uno
+MCU = atmega1284p
+QEMU_MACHINE_NAME = mega
 
 # Compiler flags
 CFLAGS = -std=c2x -Wall -Wno-array-bounds -mmcu=$(MCU) -DF_CPU=16000000UL -O3