diff --git a/install.sh b/install.sh
index 136f3d0..79aa886 100644
--- a/install.sh
+++ b/install.sh
@@ -21,6 +21,10 @@ echo +1G     # Set +1G as last sector.
 echo n       # Create new partition (for root).
 echo         # Set default partition number.
 echo         # Set default first sector.
+echo -4G     # Set -4G as last sector.
+echo n       # Create new partition (for root).
+echo         # Set default partition number.
+echo         # Set default first sector.
 echo         # Set last sector.
 echo t       # Change partition type.
 echo 1       # Pick first partition.