diff --git a/tldr/linux/lvextend b/tldr/linux/lvextend
index a7f8a7e7..541e3a6d 100644
--- a/tldr/linux/lvextend
+++ b/tldr/linux/lvextend
@@ -11,12 +11,16 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Increase a volume's size to 120 GB:
 
-`lvextend {{[-L|--size]}} {{120G}} {{logical_volume}}`
+`sudo lvextend {{[-L|--size]}} {{120G}} {{logical_volume}}`
 
 - Increase a volume's size by 40 GB as well as the underlying filesystem:
 
-`lvextend {{[-L|--size]}} +{{40G}} {{[-r|--resizefs]}} {{logical_volume}}`
+`sudo lvextend {{[-L|--size]}} +{{40G}} {{[-r|--resizefs]}} {{logical_volume}}`
 
 - Increase a volume's size to 100% of the free physical volume space:
 
-`lvextend {{[-L|--size]}} +{{100}}%FREE {{logical_volume}}`
+`sudo lvextend {{[-l|--extents]}} +{{100}}%FREE {{logical_volume}}`
+
+- Increase a volume's size to 100% of the free physical volume space and resize the underlying filesystem:
+
+`sudo lvextend {{[-l|--extents]}} +{{100}}%FREE {{[-r|--resizefs]}} {{logical_volume}}`