diff --git a/tests/src/Functional/ParagraphListingTest.php b/tests/src/Functional/ParagraphListingTest.php
index cb5b977..e63ae2f 100644
--- a/tests/src/Functional/ParagraphListingTest.php
+++ b/tests/src/Functional/ParagraphListingTest.php
@@ -20,7 +20,7 @@ class ParagraphListingTest extends BrowserTestBase {
    *
    * @var array
    */
-  public static $modules = [
+  protected static $modules = [
     'paragraphs_admin',
   ];
 
@@ -41,7 +41,7 @@ class ParagraphListingTest extends BrowserTestBase {
   /**
    * {@inheritdoc}
    */
-  protected function setUp() {
+  protected function setUp(): void {
     parent::setUp();
 
     $this->adminUser = $this->drupalCreateUser(['administer paragraphs']);