diff --git a/src/Plugin/Field/FieldWidget/InlineEntityFormComplex.php b/src/Plugin/Field/FieldWidget/InlineEntityFormComplex.php
index 7feeda4..07a83a6 100644
--- a/src/Plugin/Field/FieldWidget/InlineEntityFormComplex.php
+++ b/src/Plugin/Field/FieldWidget/InlineEntityFormComplex.php
@@ -251,6 +251,10 @@ class InlineEntityFormComplex extends InlineEntityFormBase implements ContainerF
               // Initiate the entity with the correct translation.
               $item->entity = $item->entity->getTranslation($target_langcode);
             }
+            // If the entity is not translatable create a duplicate.
+            else {
+              $item->entity = $item->entity->createDuplicate();
+            }
 
             $form_state->set(['inline_entity_form', $this->getIefId(), 'entities', $delta], array(
               'entity' => $item->entity,