diff --git a/lib/public/TextToImage/Exception/TaskNotFoundException.php b/lib/public/TextToImage/Exception/TaskNotFoundException.php
index 7bb81d01146..bd713fe3905 100644
--- a/lib/public/TextToImage/Exception/TaskNotFoundException.php
+++ b/lib/public/TextToImage/Exception/TaskNotFoundException.php
@@ -24,5 +24,8 @@
 
 namespace OCP\TextToImage\Exception;
 
+/**
+ * @since 28.0.0
+ */
 class TaskNotFoundException extends TextToImageException {
 }