diff --git a/ChangeLog b/ChangeLog
index 001ccf18a8..a43dcc3d55 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+Fri Nov 25 12:52:57 2005  Kouhei Sutou  <kou@cozmixng.org>
+
+	* lib/rss/rss.rb: added backward compatibility codes.
+	* lib/rss/parser.rb: ditto.
+	* test/rss/test_parser.rb: ditto.
+	* test/rss/test_2.0.rb: ditto.
+
+	* test/rss/test_content.rb: use #__send__ instead of #funcall for
+	  no private method.
+
 Fri Nov 25 12:39:56 2005  Kouhei Sutou  <kou@cozmixng.org>
 
 	* lib/rss/rss.rb: improved type conversion.
diff --git a/lib/rss/parser.rb b/lib/rss/parser.rb
index 5308211b9d..e63e06e20d 100644
--- a/lib/rss/parser.rb
+++ b/lib/rss/parser.rb
@@ -1,5 +1,17 @@
 require "forwardable"
-require "open-uri"
+begin
+  require "open-uri"
+rescue LoadError
+  require "uri"
+end
+unless Kernel.methods.include?("URI")
+  module Kernel
+    def URI(uri_str) # :doc:
+      URI.parse(uri_str)
+    end
+    module_function :URI
+  end
+end
 
 require "rss/rss"
 
@@ -414,7 +426,7 @@ module RSS
       end
 
       previous = @last_element
-      next_element = klass.__send__(:new, *args)
+      next_element = klass.new(*args)
       next_element.do_validate = @do_validate
       previous.funcall(:set_next_element, tag_name, next_element)
       @last_element = next_element
diff --git a/lib/rss/rss.rb b/lib/rss/rss.rb
index 589478665c..f424f16171 100644
--- a/lib/rss/rss.rb
+++ b/lib/rss/rss.rb
@@ -52,6 +52,14 @@ class Hash
   end
 end
 
+module Kernel
+  unless methods.include?("funcall")
+    def funcall(*args, &block)
+      __send__(*args, &block)
+    end
+  end
+end
+
 require "English"
 require "rss/utils"
 require "rss/converter"
diff --git a/test/rss/test_2.0.rb b/test/rss/test_2.0.rb
index 5e2e6bd851..2027e5344a 100644
--- a/test/rss/test_2.0.rb
+++ b/test/rss/test_2.0.rb
@@ -145,7 +145,7 @@ module RSS
       actual = {}
       cloud_elem.attributes.each do |name, value|
         value = value.to_i if name == "port"
-        actual[name.to_sym] = value
+        actual[name.intern] = value
       end
       assert_equal(cloud_params, actual)
     end
@@ -313,7 +313,7 @@ module RSS
       actual = {}
       enclosure_elem.attributes.each do |name, value|
         value = value.to_i if name == "length"
-        actual[name.to_sym] = value
+        actual[name.intern] = value
       end
       assert_equal(enclosure_params, actual)
     end
@@ -348,7 +348,7 @@ module RSS
         actual[:content] = guid_elem.text if guid_elem.text
         guid_elem.attributes.each do |name, value|
           value = value == "true" if name == "isPermaLink"
-          actual[name.to_sym] = value
+          actual[name.intern] = value
         end
         assert_equal(guid_params, actual)
       end
@@ -369,7 +369,7 @@ module RSS
       actual = {}
       actual[:content] = source_elem.text
       source_elem.attributes.each do |name, value|
-        actual[name.to_sym] = value
+        actual[name.intern] = value
       end
       assert_equal(source_params, actual)
     end
diff --git a/test/rss/test_content.rb b/test/rss/test_content.rb
index b0ecbd4cf3..0622625e26 100644
--- a/test/rss/test_content.rb
+++ b/test/rss/test_content.rb
@@ -61,9 +61,9 @@ EOR
       @elems.each do |name, value|
         @parents.each do |parent|
           meth = "#{RSS::CONTENT_PREFIX}_#{name}"
-          assert_equal(value, @rss.__send__(parent).funcall(meth))
-          @rss.__send__(parent).funcall("#{meth}=", new_value[name].to_s)
-          assert_equal(new_value[name], @rss.__send__(parent).funcall(meth))
+          assert_equal(value, @rss.__send__(parent).__send__(meth))
+          @rss.__send__(parent).__send__("#{meth}=", new_value[name].to_s)
+          assert_equal(new_value[name], @rss.__send__(parent).__send__(meth))
         end
       end
 
diff --git a/test/rss/test_parser.rb b/test/rss/test_parser.rb
index d6de0699a0..f410b1b4f0 100644
--- a/test/rss/test_parser.rb
+++ b/test/rss/test_parser.rb
@@ -1,4 +1,14 @@
-require "fileutils"
+begin
+  require "fileutils"
+rescue LoadError
+  module FileUtils
+    module_function
+    def rm_f(target)
+      File.unlink(target)
+    rescue Errno::ENOENT
+    end
+  end
+end
 
 require "rss-testcase"