--- df.1	2014-01-16 00:19:36.000000000 -0800
+++ df2.1	2014-01-16 00:23:35.000000000 -0800
@@ -86,14 +86,14 @@
 .It Fl H
 .Dq Human-readable
 output.
-Use unit suffixes: Byte, Kibibyte, Mebibyte, Gibibyte, Tebibyte and
-Pebibyte (based on powers of 1024) in order to reduce the number of
+Use unit suffixes: Byte, Kilobyte, Megabyte, Gigabyte, Terabyte and
+Petabyte (based on powers of 1000) in order to reduce the number of
 digits to four or fewer.
 .It Fl h
 .Dq Human-readable
 output.
-Use unit suffixes: Byte, Kilobyte, Megabyte,
-Gigabyte, Terabyte and Petabyte (based on powers of 1000) in order to
+Use unit suffixes: Byte, Kibibyte, Mebibyte,
+Gibibyte, Tebibyte and Pebibyte (based on powers of 1024) in order to
 reduce the number of
 digits to four or fewer.
 .It Fl i