diff --git a/builds/fdf.o b/builds/fdf.o
index 9deb8d9..13757ae 100644
Binary files a/builds/fdf.o and b/builds/fdf.o differ
diff --git a/fdf b/fdf
index 559ebcb..bc6ef44 100755
Binary files a/fdf and b/fdf differ
diff --git a/srcs/fdf.c b/srcs/fdf.c
index 4aab638..5ea3d7e 100644
--- a/srcs/fdf.c
+++ b/srcs/fdf.c
@@ -32,7 +32,7 @@ void	draw_lines(t_fdf *fdf, int *start, int *end)
 			if ((dx + dy) && (i + j))
 				z = start[2] + (end[2] - start[2]) * (i + j) / (dx + dy);
 			draw_color_pixel(fdf, start[0] + i, start[1] + j, z);
-			if (!dx || j < i * dy / dx)
+			if (!ft_abs(dx) || ft_abs(j) < ft_abs(i * dy / dx))
 				j += ft_sign(dy);
 			else
 				i += ft_sign(dx);