diff --git a/tests/phpunit/integration/HTMLForm/Fields/HTMLLegacySkinVersionFieldTest.php b/tests/phpunit/integration/HTMLForm/Fields/HTMLLegacySkinVersionFieldTest.php
index 5bb6282..f6f3cb6 100644
--- a/tests/phpunit/integration/HTMLForm/Fields/HTMLLegacySkinVersionFieldTest.php
+++ b/tests/phpunit/integration/HTMLForm/Fields/HTMLLegacySkinVersionFieldTest.php
@@ -28,7 +28,7 @@ use Vector\HTMLForm\Fields\HTMLLegacySkinVersionField;
  * @group Vector
  * @coversDefaultClass \Vector\HTMLForm\Fields\HTMLLegacySkinVersionField
  */
-class HTMLLegacySkinVersionFieldTest extends \MediaWikiTestCase {
+class HTMLLegacySkinVersionFieldTest extends \MediaWikiIntegrationTestCase {
 
 	public function provideDefault() {
 		yield [ 'true' ];
diff --git a/tests/phpunit/integration/SkinVersionLookupTest.php b/tests/phpunit/integration/SkinVersionLookupTest.php
index 33279ad..b5a662a 100644
--- a/tests/phpunit/integration/SkinVersionLookupTest.php
+++ b/tests/phpunit/integration/SkinVersionLookupTest.php
@@ -25,7 +25,7 @@ use Vector\SkinVersionLookup;
  * @group Vector
  * @coversDefaultClass \Vector\SkinVersionLookup
  */
-class SkinVersionLookupTest extends \MediaWikiTestCase {
+class SkinVersionLookupTest extends \MediaWikiIntegrationTestCase {
 	/**
 	 * @covers ::isLegacy
 	 * @covers ::getVersion