diff --git a/scripts/disko-config-chungus.nix b/scripts/disko-config-chungus.nix
index 0e7ac24..8c8c251 100644
--- a/scripts/disko-config-chungus.nix
+++ b/scripts/disko-config-chungus.nix
@@ -90,6 +90,7 @@
 
       zroot = {
         type = "zpool";
+        rootFsOptions.compression = "lz4";
         datasets = {
           "root" = {
             type = "zfs_fs";