diff --git a/Turing Pi/nfs-server.md b/Turing Pi/nfs-server.md
index e7960ce..76391d5 100644
--- a/Turing Pi/nfs-server.md	
+++ b/Turing Pi/nfs-server.md	
@@ -53,7 +53,7 @@ vgcreate hdds /dev/sdb /dev/sdc
 #### Logical Volume(s)
 
 ```
-lvcreate -L 100%FREE -n datas hdds
+lvcreate --extents 100%FREE -n datas hdds
 ```
 
 ```