diff --git a/core/Controller/LoginController.php b/core/Controller/LoginController.php
index 9b9c5bcd4eedb..15c02096c1ec5 100644
--- a/core/Controller/LoginController.php
+++ b/core/Controller/LoginController.php
@@ -120,7 +120,7 @@ public function logout() {
 		$this->userSession->logout();
 
 		$response = new RedirectResponse($this->urlGenerator->linkToRouteAbsolute('core.login.showLoginForm'));
-		$response->addHeader('Clear-Site-Data', '"cache", "cookies", "storage", "executionContexts"');
+		$response->addHeader('Clear-Site-Data', '"cache", "storage", "executionContexts"');
 		return $response;
 	}
 
diff --git a/tests/Core/Controller/LoginControllerTest.php b/tests/Core/Controller/LoginControllerTest.php
index ddf7a865d66da..5da733d33c53d 100644
--- a/tests/Core/Controller/LoginControllerTest.php
+++ b/tests/Core/Controller/LoginControllerTest.php
@@ -100,7 +100,7 @@ public function testLogoutWithoutToken() {
 			->willReturn('/login');
 
 		$expected = new RedirectResponse('/login');
-		$expected->addHeader('Clear-Site-Data', '"cache", "cookies", "storage", "executionContexts"');
+		$expected->addHeader('Clear-Site-Data', '"cache", "storage", "executionContexts"');
 		$this->assertEquals($expected, $this->loginController->logout());
 	}
 
@@ -130,7 +130,7 @@ public function testLogoutWithToken() {
 			->willReturn('/login');
 
 		$expected = new RedirectResponse('/login');
-		$expected->addHeader('Clear-Site-Data', '"cache", "cookies", "storage", "executionContexts"');
+		$expected->addHeader('Clear-Site-Data', '"cache", "storage", "executionContexts"');
 		$this->assertEquals($expected, $this->loginController->logout());
 	}