diff --git a/commerceml.module b/commerceml.module
index ef8c310..236fe77 100644
--- a/commerceml.module
+++ b/commerceml.module
@@ -836,6 +836,10 @@ function _commerceml_progress($message = '') {
  * Changes feed importer settings.
  */
 function _commerceml_update_importer_settings($feed, $config_add) {
+  $properties_create = variable_get('commerceml_feed_properties_create', TRUE);
+  if (!$properties_create) {
+    return;
+  }
   $importer = feeds_importer($feed);
   $config = $importer->getConfig();
   
@@ -845,4 +849,4 @@ function _commerceml_update_importer_settings($feed, $config_add) {
     $importer->$type->setConfig($config[$type]['config']);
   }
   $importer->save();
-}
\ No newline at end of file
+}