preserve_nested_attributes

diff --git a/lib/sequel/plugins/nested_attributes.rb b/lib/sequel/plugins/nested_attributes.rb
index d04176f..b0b3107 100644
--- a/lib/sequel/plugins/nested_attributes.rb
+++ b/lib/sequel/plugins/nested_attributes.rb
@@ -91,6 +91,7 @@ module Sequel
             send(reflection[:name]) << obj
             after_save_hook{send(reflection.add_method, obj)}
           else
+            associations[reflection[:name]] = obj
             # Don't need to validate the object twice if :validate association option is not false
             # and don't want to validate it at all if it is false.
             before_save_hook{send(reflection.setter_method, obj.save(:validate=>false))}
diff --git a/spec/extensions/nested_attributes_spec.rb b/spec/extensions/nested_attributes_spec.rb
index cb95e60..aaadf60 100644
--- a/spec/extensions/nested_attributes_spec.rb
+++ b/spec/extensions/nested_attributes_spec.rb
@@ -239,6 +239,8 @@ describe "NestedAttributes plugin" do
     proc{a.save}.should raise_error(Sequel::ValidationFailed)
     a.errors.full_messages.should == ['artist name cannot be Ar']
     @mods.should == []
+    # Should preserve attributes
+    a.artist.name.should == 'Ar'
   end
   
   it "should not attempt to validate nested attributes if the :validate=>false association option is used" do