diff --git a/core/modules/taxonomy/src/Tests/TermTest.php b/core/modules/taxonomy/src/Tests/TermTest.php
index 403c28c..59ad24a 100644
--- a/core/modules/taxonomy/src/Tests/TermTest.php
+++ b/core/modules/taxonomy/src/Tests/TermTest.php
@@ -416,9 +416,9 @@ function testTermReorder() {
 
     $taxonomy_storage->resetCache();
     $terms = $taxonomy_storage->loadTree($this->vocabulary->id());
-    $this->assertEqual($terms[0]->tid, $term2->id(), 'Term 2 was moved above term 1.');
-    $this->assertEqual($terms[1]->parents, array($term2->id()), 'Term 3 was made a child of term 2.');
-    $this->assertEqual($terms[2]->tid, $term1->id(), 'Term 1 was moved below term 2.');
+    $this->assertEqual($terms[0]->tid, $term1->id(), 'Term 1 was moved above term 2.');
+    $this->assertEqual($terms[1]->tid, $term2->id(), 'Term 2 was moved below term 1.');
+    $this->assertEqual($terms[2]->parents, array($term2->id()), 'Term 3 was made a child of term 2.');
 
     $this->drupalPostForm('admin/structure/taxonomy/manage/' . $this->vocabulary->id() . '/overview', array(), t('Reset to alphabetical'));
     // Submit confirmation form.
@@ -432,6 +432,12 @@ function testTermReorder() {
     $this->assertEqual($terms[1]->id(), $term2->id(), 'Term 2 was moved to back below term 1.');
     $this->assertEqual($terms[2]->id(), $term3->id(), 'Term 3 is still below term 2.');
     $this->assertEqual($terms[2]->parents, array($term2->id()), 'Term 3 is still a child of term 2.');
+
+    // Re-arrange the terms again.
+    $this->drupalPostForm('admin/structure/taxonomy/manage/' . $this->vocabulary->id() . '/overview', [], t('Save'));
+    $taxonomy_storage->resetCache();
+    $terms = $taxonomy_storage->loadTree($this->vocabulary->id());
+    $this->assertEqual($terms[0]->tid, $term1->id(), 'Term 1 is still above term 2.');
   }
 
   /**