diff --git a/ChangeLog b/ChangeLog
index 496d7322..bc7ef910 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-07-05  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
+
+	Updated doc
+	* src/version_usage.cc
+
 2009-07-05  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
 
 	Winsock select() doesn't work if no socket is in FD_SET.  To
diff --git a/src/version_usage.cc b/src/version_usage.cc
index 36319494..674ee631 100644
--- a/src/version_usage.cc
+++ b/src/version_usage.cc
@@ -126,8 +126,10 @@ void showUsage(const std::string& keyword, const OptionParser& oparser) {
 	      << "\n"
 	      << _(" You can specify both torrent file with -T option and URLs. By doing this,\n"
 		   " download a file from both torrent swarm and http/ftp server at the same time,\n"
-		   " while the data from http/ftp are uploaded to the torrent swarm. Note that\n"
-		   " only single file torrent can be integrated with http/ftp.") << "\n"
+		   " while the data from http/ftp are uploaded to the torrent swarm. For single file\n"
+		   " torrents, URL can be a complete URL pointing to the resource or if URL ends\n"
+		   " with '/', 'name' in torrent file is added. For multi-file torrents, 'name' and\n"
+		   " 'path' in torrent are added to form a URL for each file.") << "\n"
 	      << "\n"
 	      << _(" Make sure that URL is quoted with single(\') or double(\") quotation if it\n"
 		   " contains \"&\" or any characters that have special meaning in shell.") << "\n"