diff --git a/ChangeLog b/ChangeLog
index 73a48b7521..a49a38df64 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Dec 29 11:20:41 2009  Marc-Andre Lafortune  <ruby-core@marc-andre.ca>
+
+	* lib/delegate.rb (marshal_dump/load): Revert r26122, r26194, as per
+	  Nobu. [ruby-core:24211]
+
 Tue Dec 29 10:36:23 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* lib/rexml/parsers/baseparser.rb (REXML::Parsers::BaseParser::STANDALONE):
diff --git a/lib/delegate.rb b/lib/delegate.rb
index 9ed1409ba0..43549946c9 100644
--- a/lib/delegate.rb
+++ b/lib/delegate.rb
@@ -178,22 +178,12 @@ class Delegator
 
   # Serialization support for the object returned by \_\_getobj\_\_.
   def marshal_dump
-    [
-      :__v2__,
-      instance_variables,
-      instance_variables.map{|var| instance_variable_get(var)},
-      __getobj__
-    ]
+    __getobj__
   end
   # Reinitializes delegation from a serialized object.
-  def marshal_load(data)
-    version, vars, values, obj = data
-    if version == :__v2__
-      vars.each_with_index{|var, i| instance_variable_set(var, values[i])}
-      __setobj__(obj)
-    else
-      __setobj__(data)
-    end
+  def marshal_load(obj)
+    initialize_methods(obj)
+    __setobj__(obj)
   end
 end