diff --git a/tests/src/Functional/LoadTest.php b/tests/src/Functional/LoadTest.php
index 9a848a8..df6aaac 100644
--- a/tests/src/Functional/LoadTest.php
+++ b/tests/src/Functional/LoadTest.php
@@ -11,6 +11,8 @@
  */
 class LoadTest extends BrowserTestBase {
 
+  protected $defaultTheme = 'stable';
+
   /**
    * Modules to enable.
    *
diff --git a/views_nested_details.info.yml b/views_nested_details.info.yml
index 0018044..143ddcd 100644
--- a/views_nested_details.info.yml
+++ b/views_nested_details.info.yml
@@ -1,7 +1,7 @@
 name: 'Nested Details View Style Plugin'
 type: module
 description: 'Nested Details View Style Plugin'
-core_version_requirement: '^9 || ^10'
+core_version_requirement: ^10 || ^11
 package: 'Islandora'
 dependencies:
   - drupal:views