diff --git a/ChangeLog b/ChangeLog
index 5b9c6a0300..db3b165663 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sun Jul  4 12:24:50 2004  Kouhei Sutou  <kou@cozmixng.org>
+
+	* lib/rss/rss.rb: added copyright header.
+
 Sat Jul  3 22:25:27 2004  NAKAMURA, Hiroshi  <nakahiro@sarion.co.jp>
 
 	* added files:
diff --git a/lib/rss/rss.rb b/lib/rss/rss.rb
index fbd134c9c9..9c616238fe 100644
--- a/lib/rss/rss.rb
+++ b/lib/rss/rss.rb
@@ -1,3 +1,8 @@
+# Copyright (c) 2003-2004 Kouhei Sutou.  You can redistribute it and/or
+# modify it under the same terms as Ruby.
+#
+# Author:: Kouhei Sutou <kou@cozmixng.org>
+
 require "time"
 
 class Time
@@ -460,7 +465,7 @@ EOC
 					child.validate
 				end
 			end
-			must_call_validators = self.class::must_call_validators
+			must_call_validators = self.class.must_call_validators
 			tags = tag_filter(tags.dup)
 			p tags if DEBUG
 			self.class::NSPOOL.each do |prefix, uri|