diff --git a/src/MigrateExecutable.php b/src/MigrateExecutable.php
index 4532a44..23f93c6 100644
--- a/src/MigrateExecutable.php
+++ b/src/MigrateExecutable.php
@@ -97,6 +97,7 @@ class MigrateExecutable extends MigrateExecutableBase {
       array_walk($this->idlist , function(&$value, $key) {
         $value = explode(':', $value);
       });
+      $migration->idlist = $this->idlist;
     }
 
     $this->listeners[MigrateEvents::MAP_SAVE] = [$this, 'onMapSave'];