diff --git a/core/modules/node/src/Plugin/migrate/builder/d6/Node.php b/core/modules/node/src/Plugin/migrate/builder/d6/Node.php
index c0a8fc8..d1f1f39 100644
--- a/core/modules/node/src/Plugin/migrate/builder/d6/Node.php
+++ b/core/modules/node/src/Plugin/migrate/builder/d6/Node.php
@@ -51,6 +51,7 @@ public function buildMigrations(array $template) {
       $node_type = $row->getSourceProperty('type');
       $values = $template;
       $values['id'] = $template['id'] . '__' . $node_type;
+      $values['source']['node_type'] = $node_type;
 
       // If this migration is based on the d6_node_revision template, it should
       // explicitly depend on the corresponding d6_node variant.