diff --git a/core/modules/config_translation/tests/src/Functional/ConfigTranslationOverviewTest.php b/core/modules/config_translation/tests/src/Functional/ConfigTranslationOverviewTest.php
index 358a8b7a0f..55b02dca75 100644
--- a/core/modules/config_translation/tests/src/Functional/ConfigTranslationOverviewTest.php
+++ b/core/modules/config_translation/tests/src/Functional/ConfigTranslationOverviewTest.php
@@ -77,7 +77,7 @@ public function testMapperListPage() {
     // Make sure there is only a single operation for each dropbutton, either
     // 'List' or 'Translate'.
     foreach ($this->cssSelect('ul.dropbutton') as $i => $dropbutton) {
-      $this->assertIdentical(1, substr_count($dropbutton->getHtml(), '</li>'));
+      $this->assertIdentical(1, count($dropbutton->find('xpath', 'li')));
       $this->assertTrue(($dropbutton->getText() === 'Translate') || ($dropbutton->getText() === 'List'));
     }
 
@@ -102,7 +102,7 @@ public function testMapperListPage() {
       // Make sure there is only a single 'Translate' operation for each
       // dropbutton.
       foreach ($this->cssSelect('ul.dropbutton') as $i => $dropbutton) {
-        $this->assertIdentical(1, substr_count($dropbutton->getHtml(), '</li>'));
+        $this->assertIdentical(1, count($dropbutton->find('xpath', 'li')));
         $this->assertIdentical('Translate', $dropbutton->getText());
       }