diff --git a/.gitignore b/.gitignore
index 18d2eaf..1e05fda 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,2 @@
 build/
-main
+game_of_life
diff --git a/Makefile b/Makefile
index 05fb64c..f746c7d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,6 @@
 CC      := gcc
 CFLAGS  := -Wall -Wextra -g -fsanitize=address,undefined $(shell sdl2-config --cflags)
+CFLAGS  += -O3 -march=native
 LDFLAGS := $(shell sdl2-config --libs)
 TARGET  := game_of_life