--- ray/doc/man/man1/rcode_depth.1	2019/11/13 18:17:05	1.3
+++ ray/doc/man/man1/rcode_depth.1	2020/02/11 23:26:43	1.4
@@ -1,4 +1,4 @@
-.\" RCSid "$Id: rcode_depth.1,v 1.3 2019/11/13 18:17:05 greg Exp $"
+.\" RCSid "$Id: rcode_depth.1,v 1.4 2020/02/11 23:26:43 greg Exp $"
 .TH RCODE_DEPTH 1 7/19/2019 RADIANCE
 .SH NAME
 rcode_depth - encode/decode 16-bit depth map
@@ -126,7 +126,7 @@ where x is measured from 0 on the left and y from 0 at
 in the standard orientation.
 Note that
 .I \-i
-implies that an encoded normal file is explicitly given on the command
+requires that an encoded depth file name be given on the command
 line, since the pixel coordinates are read from the standard input.
 Also, the
 .I \-H