diff --git a/addressfield.module b/addressfield.module
index 177d92b..dff7e67 100644
--- a/addressfield.module
+++ b/addressfield.module
@@ -110,7 +110,7 @@ function addressfield_format_plugins_options() {
  *   A rendered array suitable for use as part of a form (if 'mode' is 'form'),
  *   or suitable to pass to drupal_render().
  */
-function addressfield_generate($address, array $handlers, array $context = array()) {
+function addressfield_generate($address, array $handlers, array $context) {
   ctools_include('plugins');
   $format = array();
   $format['#handlers'] = $handlers;