diff --git a/tests/Unit/Handler/FooterHandlerTest.php b/tests/Unit/Handler/FooterHandlerTest.php
index ab65f1ed88..56c115b198 100644
--- a/tests/Unit/Handler/FooterHandlerTest.php
+++ b/tests/Unit/Handler/FooterHandlerTest.php
@@ -21,13 +21,13 @@ final class FooterHandlerTest extends \OCA\Libresign\Tests\Unit\TestCase {
 	private PdfParserService&MockObject $pdfParserService;
 	private IURLGenerator&MockObject $urlGenerator;
 	private IL10N&MockObject $l10n;
-	private ITempManager&MockObject $tempManager;
+	private ITempManager $tempManager;
 	private FooterHandler $footerHandler;
 	public function setUp(): void {
 		$this->appConfig = $this->getMockAppConfig();
 		$this->pdfParserService = $this->createMock(PdfParserService::class);
 		$this->urlGenerator = $this->createMock(IURLGenerator::class);
-		$this->tempManager = $this->createMock(ITempManager::class);
+		$this->tempManager = \OCP\Server::get(ITempManager::class);
 
 		$this->l10n = $this->createMock(IL10N::class);
 		$this->l10n
@@ -47,7 +47,7 @@ private function getClass(): FooterHandler {
 	}
 
 	public function testGetFooterWithoutValidationSite(): void {
-		$this->appConfig->setValueBool(Application::APP_ID, 'add_footer', true);
+		$this->appConfig->setValueBool(Application::APP_ID, 'add_footer', false);
 		$file = $this->createMock(\OCP\Files\File::class);
 		$libresignFile = $this->createMock(\OCA\Libresign\Db\File::class);
 		$actual = $this->getClass()->getFooter($file, $libresignFile);
diff --git a/tests/lib/AppConfigOverwrite.php b/tests/lib/AppConfigOverwrite.php
index a09c42eb48..8178eac9ae 100644
--- a/tests/lib/AppConfigOverwrite.php
+++ b/tests/lib/AppConfigOverwrite.php
@@ -74,4 +74,19 @@ public function getValueBool(string $app, string $key, bool $default = false, bo
 
 		return parent::getValueBool($app, $key, $default);
 	}
+
+	public function getValueString(string $app, string $key, string $default = '', bool $lazy = false): string
+	{
+		if (isset($this->overWrite[$app]) && isset($this->overWrite[$app][$key])) {
+			return $this->overWrite[$app][$key];
+		}
+
+		return parent::getValueString($app, $key, $default);
+	}
+
+	public function setValueString(string $app, string $key, string $value, bool $lazy = false, bool $sensitive = false): bool
+	{
+		$this->overWrite[$app][$key] = $value;
+		return true;
+	}
 }