diff --git a/packages/mindplot/src/components/model/RelationshipModel.js b/packages/mindplot/src/components/model/RelationshipModel.js
index a8b4a94d..a787f24d 100644
--- a/packages/mindplot/src/components/model/RelationshipModel.js
+++ b/packages/mindplot/src/components/model/RelationshipModel.js
@@ -16,6 +16,7 @@
  *   limitations under the License.
  */
 import ConnectionLine from '../ConnectionLine';
+import { $assert, $defined } from "@wisemapping/core-js";
 
 class RelationshipModel {
   constructor(sourceTopicId, targetTopicId) {
diff --git a/packages/mindplot/src/components/widget/LinkEditor.js b/packages/mindplot/src/components/widget/LinkEditor.js
index 0dd50a97..365fbd66 100644
--- a/packages/mindplot/src/components/widget/LinkEditor.js
+++ b/packages/mindplot/src/components/widget/LinkEditor.js
@@ -18,7 +18,7 @@
 import { $assert } from '@wisemapping/core-js';
 import BootstrapDialog from '../libraries/bootstrap/BootstrapDialog';
 
-class LinkEditor extends BootstrapDialog {/** @lends LinkEditor */
+class LinkEditor extends BootstrapDialog {
   /**
      * @constructs
      * @param model