diff --git a/tests/Util/Database/StaticDatabase.php b/tests/Util/Database/StaticDatabase.php
index be2ec99f0..3ae497e9a 100644
--- a/tests/Util/Database/StaticDatabase.php
+++ b/tests/Util/Database/StaticDatabase.php
@@ -60,7 +60,6 @@ class StaticDatabase extends Database
 		$this->driver = 'pdo';
 		$this->connection = self::$staticConnection;
 		$this->connected = true;
-		$this->emulate_prepares = false;
 
 		return $this->connected;
 	}
diff --git a/tests/src/App/BaseURLTest.php b/tests/src/App/BaseURLTest.php
index e45b30b20..fb79fd4d3 100644
--- a/tests/src/App/BaseURLTest.php
+++ b/tests/src/App/BaseURLTest.php
@@ -178,7 +178,7 @@ class BaseURLTest extends MockedTest
 	public function testRedirectException()
 	{
 		self::expectException(InternalServerErrorException::class);
-		self::expectErrorMessage('https://friendica.other is not a relative path, please use System::externalRedirect');
+		self::expectExceptionMessage('https://friendica.other is not a relative path, please use System::externalRedirect');
 
 		$config = new ReadOnlyFileConfig(new Cache([
 			'system' => [
diff --git a/tests/src/Content/Text/BBCodeTest.php b/tests/src/Content/Text/BBCodeTest.php
index 889b12caa..fc8fd4bff 100644
--- a/tests/src/Content/Text/BBCodeTest.php
+++ b/tests/src/Content/Text/BBCodeTest.php
@@ -28,6 +28,9 @@ use Friendica\Test\FixtureTest;
 
 class BBCodeTest extends FixtureTest
 {
+	/** @var \HTMLPurifier */
+	public $HTMLPurifier;
+
 	protected function setUp(): void
 	{
 		parent::setUp();
diff --git a/tests/src/Model/User/CookieTest.php b/tests/src/Model/User/CookieTest.php
index 372645bf3..ebe78764b 100644
--- a/tests/src/Model/User/CookieTest.php
+++ b/tests/src/Model/User/CookieTest.php
@@ -231,11 +231,12 @@ class CookieTest extends MockedTest
 
 		$data = json_decode(StaticCookie::$_COOKIE[Cookie::NAME]);
 
-		self::assertObjectHasAttribute('uid', $data);
+		self::assertIsObject($data);
+		self::assertTrue(property_exists($data, 'uid'));
 		self::assertEquals($uid, $data->uid);
-		self::assertObjectHasAttribute('hash', $data);
+		self::assertTrue(property_exists($data, 'hash'));
 		self::assertEquals($hash, $data->hash);
-		self::assertObjectHasAttribute('ip', $data);
+		self::assertTrue(property_exists($data, 'ip'));
 		self::assertEquals($remoteIp, $data->ip);
 
 		self::assertLessThanOrEqual(time() + Cookie::DEFAULT_EXPIRE * 24 * 60 * 60, StaticCookie::$_EXPIRE);