diff --git a/entity_copy_reference.info.yml b/entity_copy_reference.info.yml
index 38e8f3a..9888f73 100644
--- a/entity_copy_reference.info.yml
+++ b/entity_copy_reference.info.yml
@@ -1,7 +1,7 @@
 name: Entity Copy with Reference
 type: module
 description: Module for configurable one click node copy/clone creation
-core_version_requirement: 9.x || ^10
+core_version_requirement: ^10.1 || ^11
 package: Node
 configure: entity_copy_reference.form
 dependencies:
diff --git a/tests/src/Functional/ConfigFormTest.php b/tests/src/Functional/ConfigFormTest.php
index 17fde88..393343d 100644
--- a/tests/src/Functional/ConfigFormTest.php
+++ b/tests/src/Functional/ConfigFormTest.php
@@ -14,7 +14,7 @@ class ConfigFormTest extends BrowserTestBase {
   /**
    * {@inheritdoc}
    */
-  public static $modules = [
+  protected static $modules = [
     'entity_copy_reference',
     'node',
   ];