diff --git a/lib/utils.ex b/lib/utils.ex
index 4698ca8..b76fd2e 100644
--- a/lib/utils.ex
+++ b/lib/utils.ex
@@ -377,7 +377,7 @@ defmodule MBU.TaskUtils do
   end
 
   defp human_size(size) do
-    size_units = ["B", "kiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"] # You never know
+    size_units = ["B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"] # You never know
 
     human_size(size, size_units)
   end