diff --git a/core/modules/field_ui/lib/Drupal/field_ui/FieldOverview.php b/core/modules/field_ui/lib/Drupal/field_ui/FieldOverview.php
index 1149262..b786aaf 100644
--- a/core/modules/field_ui/lib/Drupal/field_ui/FieldOverview.php
+++ b/core/modules/field_ui/lib/Drupal/field_ui/FieldOverview.php
@@ -564,7 +564,8 @@ public function submitForm(array &$form, array &$form_state) {
       // Create the field and instance.
       try {
         $this->entityManager->getStorageController('field_entity')->create($field)->save();
-        $new_instance = $this->entityManager->getStorageController('field_instance')->create($instance)->save();
+        $new_instance = $this->entityManager->getStorageController('field_instance')->create($instance);
+        $new_instance->save();
 
         // Make sure the field is displayed in the 'default' form mode (using
         // the configured widget and default settings).
@@ -611,7 +612,8 @@ public function submitForm(array &$form, array &$form_state) {
         );
 
         try {
-          $new_instance = $this->entityManager->getStorageController('field_instance')->create($instance)->save();
+          $new_instance = $this->entityManager->getStorageController('field_instance')->create($instance);
+          $new_instance->save();
 
           // Make sure the field is displayed in the 'default' form mode (using
           // the configured widget and default settings).