diff --git a/README.md b/README.md
index 0380a2f..aea3a5f 100644
--- a/README.md
+++ b/README.md
@@ -72,6 +72,9 @@ Add this lines to /etc/default/grub:
 	
 	(Show Total of snapshots found during run "grub-mkconfig")
 
+* GRUB_BTRFS_IGNORE_SPECIFIC_PATH=("var/lib/docker" "nosapshot")
+	(Ignore specific path during run "grub-mkconfig")
+
 
 
 Generate grub.cfg (on Archlinux use grub-mkconfig -o /boot/grub/grub.cfg )