diff --git a/pages/linux/mkswap.md b/pages/linux/mkswap.md
index 4834933e09..6663c357d1 100644
--- a/pages/linux/mkswap.md
+++ b/pages/linux/mkswap.md
@@ -14,4 +14,12 @@
 
 - Specify a label for the partition (to allow `swapon` to use the label):
 
-`sudo mkswap {{[-L|--label]}} {{label}} {{/dev/sda1}}`
+`sudo mkswap {{[-L|--label]}} {{label}} {{/dev/sdXY}}`
+
+- Use the specified UUID:
+
+`sudo mkswap {{[-U|--uuid]}} {{clear|random|time|UUID_value}}`
+
+- Set up a swap file (for btrfs, see `tldr btrfs filesystem` instead):
+
+`sudo mkswap {{[-s|--size]}} {{file_size}} {{[-F|--file]}} {{path/to/swapfile}}`