diff --git a/ChangeLog b/ChangeLog
index 2d2f2f4383..2db635cc54 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Feb  6 20:36:19 2007  Kouhei Sutou  <kou@cozmixng.org>
+
+	* lib/rss/rss.rb, lib/rss/parser.rb: followed current Ruby
+	specification. [ruby-dev:30274]
+
 Tue Feb  6 20:29:44 2007  Kouhei Sutou  <kou@cozmixng.org>
 
 	* lib/rss/rss.rb, lib/rss/parser.rb: removed needless code for
diff --git a/lib/rss/parser.rb b/lib/rss/parser.rb
index 96be12f748..a15e7446d1 100644
--- a/lib/rss/parser.rb
+++ b/lib/rss/parser.rb
@@ -218,7 +218,7 @@ module RSS
 
       def def_get_text_element(uri, name, file, line)
         register_uri(uri, name)
-        unless private_instance_methods(false).include?("start_#{name}")
+        unless private_instance_methods(false).include?("start_#{name}".to_sym)
           module_eval(<<-EOT, file, line)
           def start_#{name}(name, prefix, attrs, ns)
             uri = ns[prefix]
diff --git a/lib/rss/rss.rb b/lib/rss/rss.rb
index 77a8584884..52ca4db890 100644
--- a/lib/rss/rss.rb
+++ b/lib/rss/rss.rb
@@ -25,7 +25,7 @@ class Time
     end
   end
 
-  unless instance_methods.include?("w3cdtf")
+  unless method_defined?(:w3cdtf)
     alias w3cdtf iso8601
   end
 end
@@ -783,7 +783,7 @@ EOC
     def other_element(need_convert, indent='')
       rv = []
       private_methods.each do |meth|
-        if /\A([^_]+)_[^_]+_elements?\z/ =~ meth and
+        if /\A([^_]+)_[^_]+_elements?\z/ =~ meth.to_s and
             self.class::NSPOOL.has_key?($1)
           res = __send__(meth, need_convert, indent)
           rv << res if /\A\s*\z/ !~ res