diff --git a/Makefile b/Makefile
index 1a7e319..d31c4c4 100644
--- a/Makefile
+++ b/Makefile
@@ -3,5 +3,5 @@ debug:
 
 all:
 	arm-none-eabi-gcc -x assembler-with-cpp -c -O0 -mcpu=cortex-m0 -mthumb -Wall core.S -o core.o
-	arm-none-eabi-gcc core.o -mcpu=cortex-m0 -mthumb -Wall -nostdlib -lgcc -T./linker.ld -o main.elf
-	arm-none-eabi-objcopy -O binary main.elf main.bin
\ No newline at end of file
+	arm-none-eabi-gcc core.o -mcpu=cortex-m4 -mthumb -Wall -nostdlib -lgcc -T./linker.ld -o main.elf
+	arm-none-eabi-objcopy -O binary main.elf main.bin