Index: date.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/date/date.module,v
retrieving revision 1.13.2.13
diff -u -F^f -r1.13.2.13 date.module
--- date.module	13 Nov 2006 13:47:32 -0000	1.13.2.13
+++ date.module	1 Dec 2006 15:46:21 -0000
@@ -175,7 +175,7 @@ function date_field_settings($op, $field
 
     case 'validate':
       date_set_site_timezone($field['field_timezone']);
-      if ($field['granularity']['Y'] != 'Y') {
+      if (!in_array('Y', $field['granularity'])) {
         form_set_error($field['field_name'], t('Input granularity must include a year.'));
       }
       break;