diff --git a/ext/psych/lib/psych/deprecated.rb b/ext/psych/lib/psych/deprecated.rb
index dd4ca6b68f..f4034e32c0 100644
--- a/ext/psych/lib/psych/deprecated.rb
+++ b/ext/psych/lib/psych/deprecated.rb
@@ -66,6 +66,13 @@ module Psych
     end if name
     [type, reference]
   end
+
+  def self.object_maker klass, hash
+    warn "#{caller[0]}: object_maker is deprecated" if $VERBOSE
+    klass.allocate.tap do |obj|
+      hash.each { |k,v| obj.instance_variable_set(:"@#{k}", v) }
+    end
+  end
 end
 
 class Object
diff --git a/test/psych/test_deprecated.rb b/test/psych/test_deprecated.rb
index 2312600ac8..a272db2332 100644
--- a/test/psych/test_deprecated.rb
+++ b/test/psych/test_deprecated.rb
@@ -199,5 +199,12 @@ module Psych
       assert_equal 'int', things.first
       assert_equal Object, things.last
     end
+
+    def test_object_maker
+      thing = Psych.object_maker(Object, { 'a' => 'b', 'c' => 'd' })
+      assert_instance_of(Object, thing)
+      assert_equal 'b', thing.instance_variable_get(:@a)
+      assert_equal 'd', thing.instance_variable_get(:@c)
+    end
   end
 end