diff --git a/builds/draw.o b/builds/draw.o
new file mode 100644
index 0000000..bd215e4
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diff --git a/builds/fdf.o b/builds/fdf.o
new file mode 100644
index 0000000..76d79d6
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diff --git a/builds/keypress.o b/builds/keypress.o
new file mode 100644
index 0000000..872fdff
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diff --git a/builds/modifs.o b/builds/modifs.o
new file mode 100644
index 0000000..46ab7d3
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diff --git a/builds/parse.o b/builds/parse.o
new file mode 100644
index 0000000..f6e44bc
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diff --git a/fdf b/fdf
new file mode 100755
index 0000000..7b165f6
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diff --git a/libft b/libft
index d622367..f32d4bb 160000
--- a/libft
+++ b/libft
@@ -1 +1 @@
-Subproject commit d622367cfdc547b2d6cc3a7bfaaa7ed7a1301648
+Subproject commit f32d4bbc96af281afdb5c1443a54d185bd2f16e7
diff --git a/srcs/fdf.c b/srcs/fdf.c
index 311561d..8f3b760 100644
--- a/srcs/fdf.c
+++ b/srcs/fdf.c
@@ -75,13 +75,18 @@ void	init_fdf(t_fdf *fdf)
 	draw_image(fdf);
 }
 
+int	usage() {
+	write(2, "usage:\nneed one argument : ./fdf maps/<map>.fdf\n", 48);
+	return (0);
+}
+
 int	main(int ac, char **av)
 {
 	t_fdf	*fdf;
 	int		fd;
 
 	if (ac != 2)
-		return (0);
+		return usage();
 	fdf = malloc(sizeof(t_fdf));
 	fd = open(av[1], O_RDONLY);
 	if (!fd || !fdf)