diff --git a/lib/Dashboard/Widget.php b/lib/Dashboard/Widget.php
index 7c4e3899..0a601b51 100644
--- a/lib/Dashboard/Widget.php
+++ b/lib/Dashboard/Widget.php
@@ -90,7 +90,7 @@ public function getIconUrl(): string {
 	}
 
 	/**
-	 * @return WidgetButton[]
+	 * @return list<WidgetButton>
 	 */
 	public function getWidgetButtons(string $userId): array {
 		$buttons = [];
diff --git a/lib/Model/Announcement.php b/lib/Model/Announcement.php
index f2c2a469..b8335c8f 100644
--- a/lib/Model/Announcement.php
+++ b/lib/Model/Announcement.php
@@ -65,16 +65,16 @@ class Announcement extends Entity {
 	protected $notTypes;
 
 	public function __construct() {
-		$this->addType('time', 'int');
+		$this->addType('time', 'integer');
 		$this->addType('user', 'string');
 		$this->addType('subject', 'string');
 		$this->addType('message', 'string');
 		$this->addType('plainMessage', 'string');
-		$this->addType('allowComments', 'int');
-		$this->addType('scheduleTime', 'int');
-		$this->addType('deleteTime', 'int');
+		$this->addType('allowComments', 'integer');
+		$this->addType('scheduleTime', 'integer');
+		$this->addType('deleteTime', 'integer');
 		$this->addType('groups', 'string');
-		$this->addType('notTypes', 'int');
+		$this->addType('notTypes', 'integer');
 	}
 
 	public function getParsedSubject(): string {