--- taxonomy.module	2006-08-23 15:33:18.000000000 +0100
+++ taxonomy.module.new	2006-08-23 15:34:20.000000000 +0100
@@ -768,7 +768,7 @@
     }
   }
 
-  return form_select($title, $name . ($multiple ? '' : ']['), $value, $options, $description, $multiple ? 'size="'. min(12, count($options)) .'"' : 0, $multiple);
+  return form_select($title, $name . ($multiple ? '' : ']['), $value, $options, $description, $multiple ? 'size="'. min(12, count($options)) .'"' : 0, $multiple, !$blank);
 }
 
 function _taxonomy_depth($depth, $graphic = '--') {