diff --git a/addressbook/inc/class.addressbook_wizard_import_contacts_csv.inc.php b/addressbook/inc/class.addressbook_wizard_import_contacts_csv.inc.php
index 185f339dbe..5ce2c20335 100644
--- a/addressbook/inc/class.addressbook_wizard_import_contacts_csv.inc.php
+++ b/addressbook/inc/class.addressbook_wizard_import_contacts_csv.inc.php
@@ -120,7 +120,7 @@ class addressbook_wizard_import_contacts_csv extends importexport_wizard_basic_i
 
 			$bocontacts = new Api\Contacts();
 			$sel_options['contact_owner'] = array('personal' => lang("Importer's personal")) + $bocontacts->get_addressbooks(Acl::ADD);
-			if(!in_array($content['contact_owner'], $sel_options['contact_owner']))
+			if(!array_key_exists($content['contact_owner'], $sel_options['contact_owner']))
 			{
 				$sel_options['contact_owner'][$content['contact_owner']] = lang("'%1' is not allowed ('%2')!", $content['contact_owner'], implode(',',array_keys($sel_options['contact_owner'])));
 			}