diff --git a/Makefile b/Makefile
index 8147689..d03c09a 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,8 @@ SRCS  = $(filter %.c,$(FILES))
 BINS  = $(SRCS:%.c=%.elf)
 
 CFLAGS = -Wall -Werror -pedantic -Wno-unused -D_GNU_SOURCE -std=gnu2y\
-		 -O3 -g -Ttext=C475000 -static -nostartfiles -fno-stack-protector -march=native
+		 -O3 -g -Ttext=C475000 -static -nostartfiles -fno-stack-protector\
+		 -march=x86-64 -msse2 -msse3 -mssse3 -mpclmul -mpopcnt -madx -mbmi2 -mrdrnd -mrdseed
 
 all: $(BINS)