diff --git a/lib/Listener/RegisterFlowOperationsListener.php b/lib/Listener/RegisterFlowOperationsListener.php
index 7203f7c..adf8da6 100644
--- a/lib/Listener/RegisterFlowOperationsListener.php
+++ b/lib/Listener/RegisterFlowOperationsListener.php
@@ -33,6 +33,9 @@
 use OCP\WorkflowEngine\Events\RegisterOperationsEvent;
 use Psr\Container\ContainerInterface;
 
+/**
+ * @template-implements IEventListener<Event>
+ */
 class RegisterFlowOperationsListener implements IEventListener {
 	private ContainerInterface $container;