diff --git a/lib/public/TextToImage/IManager.php b/lib/public/TextToImage/IManager.php
index e24e6ffd3a0..dc7488156bc 100644
--- a/lib/public/TextToImage/IManager.php
+++ b/lib/public/TextToImage/IManager.php
@@ -91,7 +91,7 @@ interface IManager {
 	 * @param string $userId
 	 * @param string $appId
 	 * @param string|null $identifier
-	 * @return array
+	 * @return Task[]
 	 * @since 28.0.0
 	 */
 	public function getUserTasksByApp(string $userId, string $appId, ?string $identifier = null): array;