diff --git a/tests/src/Kernel/AlinkPostRendererTest.php b/tests/src/Kernel/AlinkPostRendererTest.php
index 54b84ba..1451fc6 100644
--- a/tests/src/Kernel/AlinkPostRendererTest.php
+++ b/tests/src/Kernel/AlinkPostRendererTest.php
@@ -14,7 +14,7 @@ class AlinkPostRendererTest extends KernelTestBase {
   /**
    * @var array
    */
-  public static $modules = ['alinks', 'link', 'system', 'user'];
+  protected static $modules = ['alinks', 'link', 'system', 'user'];
 
   /**
    * @dataProvider replaceProvider