diff --git a/scripts/install.sh b/scripts/install.sh
index f0ea7b2..55c7453 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -9,7 +9,7 @@ partition_disk() {
 }
 
 zfs_setup() {
-    zpool create -f -o ashift=13 -O acltype=posixacl -O relatime=on \
+    zpool create -f -o ashift=13 -o autotrim=on -O acltype=posixacl -O relatime=on \
         -O xattr=sa -O dnodesize=legacy -O normalization=formD -O mountpoint=none \
         -O canmount=off -O devices=off -R /mnt -O compression=zstd -O encryption=aes-256-gcm \
         -O keyformat=passphrase -O keylocation=prompt syscea "$DISK"p2