diff --git a/psalm.xml b/psalm.xml
index 62b01cf6352..84337f8ace4 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -7,7 +7,7 @@
     errorBaseline="tests/psalm-baseline.xml"
 >
 	<stubs>
-		<file name="tests/stub.phpstub" preloadClasses="true"/>
+		<file name="tests/stub.php" preloadClasses="true"/>
 	</stubs>
     <projectFiles>
         <directory name="lib" />
diff --git a/tests/stub.php b/tests/stub.php
index 327ea0cb171..53ee8928105 100644
--- a/tests/stub.php
+++ b/tests/stub.php
@@ -3,29 +3,34 @@
 declare(strict_types=1);
 
 namespace OC\Hooks {
-    class Emitter {}
+	class Emitter {
+	}
 }
 
 namespace OC\AppFramework\OCS {
-	class BaseResponse {}
+	class BaseResponse {
+	}
 }
 
 namespace OCA\Files\Event {
-	class LoadAdditionalScriptsEvent extends \OCP\EventDispatcher\Event {}
+	class LoadAdditionalScriptsEvent extends \OCP\EventDispatcher\Event {
+	}
 }
 
 namespace OCA\Viewer\Event {
-	class LoadViewer extends \OCP\EventDispatcher\Event {}
+	class LoadViewer extends \OCP\EventDispatcher\Event {
+	}
 }
 
 namespace OCA\Files_Sharing\Event {
-	class BeforeTemplateRenderedEvent extends \OCP\EventDispatcher\Event {
+	abstract class BeforeTemplateRenderedEvent extends \OCP\EventDispatcher\Event {
 		abstract public function getShare(): \OCP\Share\IShare;
 	}
 }
 
 namespace OC\User {
-	class NoUserException extends \Exception {}
+	class NoUserException extends \Exception {
+	}
 }
 
 namespace OCA\Files_Sharing {
@@ -33,3 +38,14 @@ abstract class SharedStorage implements \OCP\Files\Storage\IStorage {
 		abstract public function getShare(): \OCP\Share\IShare;
 	}
 }
+
+namespace OCA\TPAssistant\Event {
+
+	use OCP\TextProcessing\Task;
+
+	abstract class BeforeAssistantNotificationEvent extends \OCP\EventDispatcher\Event {
+		abstract public function getTask(): Task;
+		abstract public function setWantsNotification(bool $wantsNotification): void;
+		abstract public function setNotificationTarget(?string $notificationTarget): void;
+	}
+}