diff --git a/src/Plugin/Field/FieldType/DynamicEntityReferenceItem.php b/src/Plugin/Field/FieldType/DynamicEntityReferenceItem.php
index 04d130b..533b4c4 100644
--- a/src/Plugin/Field/FieldType/DynamicEntityReferenceItem.php
+++ b/src/Plugin/Field/FieldType/DynamicEntityReferenceItem.php
@@ -160,7 +160,7 @@ class DynamicEntityReferenceItem extends ConfigurableEntityReferenceItem {
       foreach ($referenceable_entities as $bundle => $entities) {
         $bundle_label = String::checkPlain($bundles[$bundle]['label']);
         foreach ($entities as $id => $entity_label) {
-          $return[$target_types[$target_type]][$bundle_label]["{$target_type}-{$id}"] = $entity_label;
+          $return[$bundle_label]["{$target_type}-{$id}"] = $entity_label;
         }
       }
     }
diff --git a/src/Plugin/Field/FieldWidget/DynamicEntityReferenceOptionsTrait.php b/src/Plugin/Field/FieldWidget/DynamicEntityReferenceOptionsTrait.php
index 8165cd9..1bf3c54 100644
--- a/src/Plugin/Field/FieldWidget/DynamicEntityReferenceOptionsTrait.php
+++ b/src/Plugin/Field/FieldWidget/DynamicEntityReferenceOptionsTrait.php
@@ -20,7 +20,7 @@ trait DynamicEntityReferenceOptionsTrait {
    * {@inheritdoc}
    *
    * This widget only support single target type dynamic entity reference
-   * fields. Select list Check boxes and radio buttons doesn't make sense for
+   * fields. Select list Check boxes and radio buttons don't make sense for
    * multiple target_types.
    */
   public static function isApplicable(FieldDefinitionInterface $field_definition) {
@@ -29,16 +29,6 @@ trait DynamicEntityReferenceOptionsTrait {
 
   /**
    * {@inheritdoc}
-   *
-   * This widget only support single target type dynamic entity reference
-   * fields so no need to support groups.
-   */
-  protected function supportsGroups() {
-    return FALSE;
-  }
-
-  /**
-   * {@inheritdoc}
    */
   protected function getSelectedOptions(FieldItemListInterface $items, $delta = 0) {
     // We need to check against a flat list of options.