diff --git a/core/modules/block_place/tests/src/Functional/BlockPlaceTest.php b/core/modules/block_place/tests/src/Functional/BlockPlaceTest.php
index 8e89048..d7e965a 100644
--- a/core/modules/block_place/tests/src/Functional/BlockPlaceTest.php
+++ b/core/modules/block_place/tests/src/Functional/BlockPlaceTest.php
@@ -39,7 +39,7 @@ public function testPlacingBlocksAdmin() {
     $this->assertGreaterThan(0, count($visible_regions));
 
     $default_theme = $this->config('system.theme')->get('default');
-    $block_library_url = Url::fromRoute('block.admin_library', ['theme' => $default_theme]);
+    $block_library_url = Url::fromRoute('block_place.admin_library', ['theme' => $default_theme]);
     foreach ($visible_regions as $region => $name) {
       $block_library_url->setOption('query', ['region' => $region]);
       $links = $this->xpath('//a[contains(@href, :href)]', [':href' => $block_library_url->toString()]);