diff --git a/crates/nu-utils/src/sample_config/default_config.nu b/crates/nu-utils/src/sample_config/default_config.nu
index f07f044c9f..4185e6ac37 100644
--- a/crates/nu-utils/src/sample_config/default_config.nu
+++ b/crates/nu-utils/src/sample_config/default_config.nu
@@ -240,7 +240,7 @@ let light_theme = {
 # The default config record. This is where much of your global configuration is setup.
 let-env config = {
   external_completer: $nothing # check 'carapace_completer' above to as example
-  filesize_metric: false
+  filesize_metric: false # true => (KB, MB, GB), false => (KiB, MiB, GiB)
   table_mode: rounded # basic, compact, compact_double, light, thin, with_love, rounded, reinforced, heavy, none, other
   use_ls_colors: true
   rm_always_trash: false