diff --git a/ucalc b/ucalc
index d2cee1e..e726a44 100755
--- a/ucalc
+++ b/ucalc
@@ -115,7 +115,7 @@ function printvalues(values, maxl,           count, i, value, padlen) {
   array_new(values)
   maxl = 0
   if (ounit == "b" || ounit == "") maxl = addvalue(value, " octets", values, maxl)
-  if (ounit == "K" || ounit == "") maxl = convert(value, 1024, "KiB", 0, "", values, maxl)
+  if (ounit == "K" || ounit == "") maxl = convert(value, 1024, "KiB / blocs de 1Ko", 0, "", values, maxl)
   if (ounit == "M" || ounit == "") maxl = convert(value, 1024 * 1024, "MiB", 1024, "KiB", values, maxl)
   if (ounit == "G" || ounit == "") maxl = convert(value, 1024 * 1024 * 1024, "GiB", 1024 * 1024, "MiB", values, maxl)
   if (ounit == "T" || ounit == "") maxl = convert(value, 1024 * 1024 * 1024 * 1024, "TiB", 1024 * 1024 * 1024, "GiB", values, maxl)