diff --git a/src/Form/EntityInlineForm.php b/src/Form/EntityInlineForm.php
index 91a09a5..018afa3 100644
--- a/src/Form/EntityInlineForm.php
+++ b/src/Form/EntityInlineForm.php
@@ -180,8 +180,9 @@ class EntityInlineForm implements InlineFormInterface {
     $triggering_element = $form_state->getTriggeringElement();
     $validate = TRUE;
     if (empty($triggering_element['#ief_submit_all'])) {
+      $child_elements = array_slice($triggering_element['#array_parents'], count($entity_form['#array_parents']));
       $element_name = end($triggering_element['#array_parents']);
-      $validate = in_array($element_name, ['ief_add_save', 'ief_edit_save']);
+      $validate = in_array($element_name, ['ief_add_save', 'ief_edit_save']) && !in_array('inline_entity_form', $child_elements, TRUE);
     }
 
     if ($validate) {