diff --git a/ChangeLog b/ChangeLog
index 35bd3ea5..d77626e4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-12-17  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
+
+	Update doc for --realtime-chunk-checksum option.
+	* doc/aria2c.1.txt
+
 2008-12-17  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
 
 	Update doc for --realtime-chunk-checksum option.
diff --git a/doc/aria2c.1 b/doc/aria2c.1
index b7d8eba6..213bf505 100644
--- a/doc/aria2c.1
+++ b/doc/aria2c.1
@@ -1,11 +1,11 @@
 .\"     Title: aria2c
 .\"    Author: 
 .\" Generator: DocBook XSL Stylesheets v1.73.2 <http://docbook.sf.net/>
-.\"      Date: 12/10/2008
+.\"      Date: 12/17/2008
 .\"    Manual: 
 .\"    Source: 
 .\"
-.TH "ARIA2C" "1" "12/10/2008" "" ""
+.TH "ARIA2C" "1" "12/17/2008" "" ""
 .\" disable hyphenation
 .nh
 .\" disable justification (adjust text to left margin only)
@@ -785,7 +785,7 @@ Make aria2 quiet (no console output)\&. Default:
 .PP
 \fB\-\-realtime\-chunk\-checksum\fR=\fItrue\fR|\fIfalse\fR
 .RS 4
-Validate chunk of data by calculating checksum while downloading a file if chunk checksums are provided\&. Currently Metalink is the only way to provide chunk checksums\&. Default:
+Validate chunk of data by calculating checksum while downloading a file if chunk checksums are provided\&. Default:
 \fItrue\fR
 .RE
 .PP
diff --git a/doc/aria2c.1.html b/doc/aria2c.1.html
index 20791838..9e3d6f94 100644
--- a/doc/aria2c.1.html
+++ b/doc/aria2c.1.html
@@ -1424,8 +1424,7 @@ are also allocated if they share the same piece.</td>
 <dd>
 <p>
    Validate chunk of data by calculating checksum while downloading a file if
-   chunk checksums are provided. Currently Metalink is the only way to
-   provide chunk checksums.
+   chunk checksums are provided.
    Default: <em>true</em>
 </p>
 </dd>
@@ -2046,7 +2045,7 @@ files in the program, then also delete it here.</p></div>
 </div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2008-12-10 23:03:25 JST
+Last updated 2008-12-17 21:00:35 JST
 </div>
 </div>
 </body>
diff --git a/doc/aria2c.1.txt b/doc/aria2c.1.txt
index 0924fb8d..0b6b6b8a 100644
--- a/doc/aria2c.1.txt
+++ b/doc/aria2c.1.txt
@@ -554,8 +554,7 @@ are also allocated if they share the same piece.
 
 *--realtime-chunk-checksum*='true'|'false'::
    Validate chunk of data by calculating checksum while downloading a file if
-   chunk checksums are provided. Currently Metalink is the only way to
-   provide chunk checksums.
+   chunk checksums are provided.
    Default: 'true'
 
 *--stop*=SEC::