diff --git a/core/modules/taxonomy/src/Tests/TermTranslationBreadcrumbTest.php b/core/modules/taxonomy/src/Tests/TermTranslationBreadcrumbTest.php
index 79dcc71..a2f92e0 100644
--- a/core/modules/taxonomy/src/Tests/TermTranslationBreadcrumbTest.php
+++ b/core/modules/taxonomy/src/Tests/TermTranslationBreadcrumbTest.php
@@ -68,7 +68,7 @@ public function testTranslatedBreadcrumbs() {
     $this->assertBreadcrumb($term->getSystemPath(), $breadcrumb, $term->label());
 
     // Construct the expected translated breadcrumb.
-    $breadcrumb = array('' => 'Home');
+    $breadcrumb = array($this->translateToLangcode => 'Home');
     foreach ($this->terms as $term) {
       $translated = $term->getTranslation($this->translateToLangcode);
       $path = $this->translateToLangcode . '/' . $translated->getSystemPath();