Use short annotationbugfix/noid/notification-adjustments

Signed-off-by: Joas Schilling <coding@schilljs.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/Backend.php b/lib/Backend.php
index ddf5340..77528ae 100644
--- a/lib/Backend.php
+++ b/lib/Backend.php
@@ -83,7 +83,7 @@ class Backend {
 		}
 
 		$classification = $objectData['classification'] ?? CalDavBackend::CLASSIFICATION_PUBLIC;
-		$action = $action . '_' . $object['type'];
+		$action .= '_' . $object['type'];
 		list ($dateTime, $hasTime) = $this->getNearestDateTime($objectData['calendardata']);
 		$now = new \DateTime();