diff --git a/lib/private/TaskProcessing/Manager.php b/lib/private/TaskProcessing/Manager.php
index df804c33c8e57..d67b025d5edc0 100644
--- a/lib/private/TaskProcessing/Manager.php
+++ b/lib/private/TaskProcessing/Manager.php
@@ -81,7 +81,7 @@ class Manager implements IManager {
 
 	public const MAX_TASK_AGE_SECONDS = 60 * 60 * 24 * 30 * 4; // 4 months
 
-	private const TASK_TYPES_CACHE_KEY = 'available_task_types_v2';
+	private const TASK_TYPES_CACHE_KEY = 'available_task_types_v3';
 	private const TASK_TYPE_IDS_CACHE_KEY = 'available_task_type_ids';
 
 	/** @var list<IProvider>|null */
@@ -122,6 +122,7 @@ public function __construct(
 		private IUserManager $userManager,
 		private IUserSession $userSession,
 		ICacheFactory $cacheFactory,
+		private IFactory $l10nFactory,
 	) {
 		$this->appData = $appDataFactory->get('core');
 		$this->distributedCache = $cacheFactory->createDistributed('task_processing::');
@@ -835,12 +836,15 @@ public function getPreferredProvider(string $taskTypeId) {
 	}
 
 	public function getAvailableTaskTypes(bool $showDisabled = false, ?string $userId = null): array {
+		// We cache by language, because some task type fields are translated
+		$cacheKey = self::TASK_TYPES_CACHE_KEY . ':' . $this->l10nFactory->findLanguage();
+
 		// userId will be obtained from the session if left to null
 		if (!$this->checkGuestAccess($userId)) {
 			return [];
 		}
 		if ($this->availableTaskTypes === null) {
-			$cachedValue = $this->distributedCache->get(self::TASK_TYPES_CACHE_KEY);
+			$cachedValue = $this->distributedCache->get($cacheKey);
 			if ($cachedValue !== null) {
 				$this->availableTaskTypes = unserialize($cachedValue);
 			}
@@ -886,7 +890,7 @@ public function getAvailableTaskTypes(bool $showDisabled = false, ?string $userI
 			}
 
 			$this->availableTaskTypes = $availableTaskTypes;
-			$this->distributedCache->set(self::TASK_TYPES_CACHE_KEY, serialize($this->availableTaskTypes), 60);
+			$this->distributedCache->set($cacheKey, serialize($this->availableTaskTypes), 60);
 		}
 
 
diff --git a/tests/lib/TaskProcessing/TaskProcessingTest.php b/tests/lib/TaskProcessing/TaskProcessingTest.php
index 8b7dba22dea8a..81c34d4e9c3d4 100644
--- a/tests/lib/TaskProcessing/TaskProcessingTest.php
+++ b/tests/lib/TaskProcessing/TaskProcessingTest.php
@@ -32,6 +32,7 @@
 use OCP\IUser;
 use OCP\IUserManager;
 use OCP\IUserSession;
+use OCP\L10N\IFactory;
 use OCP\Server;
 use OCP\TaskProcessing\EShapeType;
 use OCP\TaskProcessing\Events\GetTaskProcessingProvidersEvent;
@@ -620,6 +621,7 @@ protected function setUp(): void {
 			$userManager,
 			Server::get(IUserSession::class),
 			Server::get(ICacheFactory::class),
+			Server::get(IFactory::class),
 		);
 	}
 
@@ -1293,6 +1295,7 @@ private function createManagerInstance(): Manager {
 			Server::get(IUserManager::class),
 			Server::get(IUserSession::class),
 			Server::get(ICacheFactory::class),
+			Server::get(IFactory::class),
 		);
 	}