diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index e6edeabe7ac..51a6ffc698a 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -10318,8 +10318,8 @@ function getLanguageCodeFromCountryCode($countrycode)
  *  @param	Conf			$conf           Object conf
  *  @param  Translate		$langs          Object langs
  *  @param  object|null		$object         Object object
- *  @param  array			$head          	Object head
- *  @param  int				$h				New position to fill
+ *  @param  array<array<int,string>>	$head          	List of head tabs (updated by this function)
+ *  @param  int				$h				New position to fill (updated by this function)
  *  @param  string			$type           Value for object where objectvalue can be
  *                              			'thirdparty'       to add a tab in third party view
  *		                        	      	'intervention'     to add a tab in intervention view
diff --git a/htdocs/eventorganization/lib/eventorganization_conferenceorbooth.lib.php b/htdocs/eventorganization/lib/eventorganization_conferenceorbooth.lib.php
index b0efb0602c5..f4d88699fe1 100644
--- a/htdocs/eventorganization/lib/eventorganization_conferenceorbooth.lib.php
+++ b/htdocs/eventorganization/lib/eventorganization_conferenceorbooth.lib.php
@@ -1,6 +1,7 @@
 <?php
 /* Copyright (C) ---Put here your own copyright and developer email---
  * Copyright (C) 2024       Frédéric France             <frederic.france@free.fr>
+ * Copyright (C) 2024		MDW							<mdeweerd@users.noreply.github.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -114,7 +115,7 @@ function conferenceorboothPrepareHead($object, $with_project = 0)
 /**
  * Prepare array of tabs for ConferenceOrBooth Project tab
  *
- * @param $object Project Project
+ * @param Project $object Project
  * @return array
  */
 function conferenceorboothProjectPrepareHead($object)
@@ -190,7 +191,7 @@ function conferenceorboothProjectPrepareHead($object)
  * Prepare array of tabs for ConferenceOrBoothAttendees
  *
  * @param	ConferenceOrBoothAttendee	$object		ConferenceOrBoothAttendee
- * @return 	array					Array of tabs
+ * @return 	array<array<int,string>>				Array of tabs
  */
 function conferenceorboothAttendeePrepareHead($object)
 {