diff --git a/lib/private/TaskProcessing/Manager.php b/lib/private/TaskProcessing/Manager.php
index 84bfbcca190..c89080c8627 100644
--- a/lib/private/TaskProcessing/Manager.php
+++ b/lib/private/TaskProcessing/Manager.php
@@ -81,7 +81,6 @@ class Manager implements IManager {
 	private IAppData $appData;
 	private ?array $preferences = null;
 	private ?array $providersById = null;
-	private ICache $cache;
 	private ICache $distributedCache;
 
 	public function __construct(
@@ -101,7 +100,6 @@ class Manager implements IManager {
 		ICacheFactory $cacheFactory,
 	) {
 		$this->appData = $appDataFactory->get('core');
-		$this->cache = $cacheFactory->createLocal('task_processing::');
 		$this->distributedCache = $cacheFactory->createDistributed('task_processing::');
 	}
 
@@ -775,7 +773,7 @@ class Manager implements IManager {
 			}
 
 			$this->availableTaskTypes = $availableTaskTypes;
-			$this->cache->set('available_task_types', $this->availableTaskTypes, 60);
+			$this->distributedCache->set('available_task_types_v2', serialize($this->availableTaskTypes), 60);
 		}
 
 		return $this->availableTaskTypes;