diff --git a/core/modules/system/tests/modules/serialization_test/serialization_test.info.yml b/core/modules/system/tests/modules/serialization_test/serialization_test.info.yml
deleted file mode 100644
index af5617c..0000000
--- a/core/modules/system/tests/modules/serialization_test/serialization_test.info.yml
+++ /dev/null
@@ -1,7 +0,0 @@
-name: 'Serialization test module'
-type: module
-description: 'Support module for serialization tests.'
-package: Testing
-version: VERSION
-core: 8.x
-hidden: true
diff --git a/core/tests/Drupal/Tests/Core/Extension/ThemeHandlerTest.php b/core/tests/Drupal/Tests/Core/Extension/ThemeHandlerTest.php
index 20550f5..111beff 100644
--- a/core/tests/Drupal/Tests/Core/Extension/ThemeHandlerTest.php
+++ b/core/tests/Drupal/Tests/Core/Extension/ThemeHandlerTest.php
@@ -234,7 +234,7 @@ public function testEnableAndListInfo() {
   public function testRebuildThemeData() {
     $this->systemListingInfo->expects($this->at(0))
       ->method('scan')
-      ->with($this->anything(), 'themes', 'name', 1)
+      ->with($this->anything(), 'themes', 'theme')
       ->will($this->returnValue(array(
         'seven' => (object) array(
           'name' => 'seven',