diff --git a/lib/couchrest/mixins/extended_attachments.rb b/lib/couchrest/mixins/extended_attachments.rb
index 8dbac45..e81670b 100644
--- a/lib/couchrest/mixins/extended_attachments.rb
+++ b/lib/couchrest/mixins/extended_attachments.rb
@@ -65,10 +65,10 @@ module CouchRest
           content_type = args[:content_type] ? args[:content_type] : get_mime_type(args[:file])
           self['_attachments'][args[:name]] = {
             'content_type' => content_type,
-            'data'         => encode_attachment(args[:file].read)
+            'data'         => args[:file].read
           }
         end
       
     end # module ExtendedAttachments
   end
-end
\ No newline at end of file
+end