diff --git a/ChangeLog b/ChangeLog
index 7c52fe1451..2ae36bc3d0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Mon Nov  6 20:11:20 2006  Kouhei Sutou  <kou@cozmixng.org>
+
+	* lib/rss/0.9.rb (RSS::Rss): removed needless include.
+
 Mon Nov  6 15:41:55 2006  Hidetoshi NAGAI  <nagai@ai.kyutech.ac.jp>
 
 	* ext/tk/lib/tk/itemconfig.rb: ext/tk/lib/tk/itemconfig.rb: bug
diff --git a/lib/rss/0.9.rb b/lib/rss/0.9.rb
index eb2d828102..69e01ddd57 100644
--- a/lib/rss/0.9.rb
+++ b/lib/rss/0.9.rb
@@ -17,7 +17,6 @@ module RSS
 
     include RSS09
     include RootElementMixin
-    include XMLStyleSheetMixin
 
     %w(channel).each do |name|
       install_have_child_element(name, "", nil)