diff --git a/app/controllers/admin/cronjobs/logs.php b/app/controllers/admin/cronjobs/logs.php
index 516ef178606c3f065590b5ef508d9c080fab48da..5727a9b2f4d5cc9b2fad1f3454506d93786672a1 100644
--- a/app/controllers/admin/cronjobs/logs.php
+++ b/app/controllers/admin/cronjobs/logs.php
@@ -29,7 +29,7 @@ class Admin_Cronjobs_LogsController extends AuthenticatedController
         if (empty($_SESSION['cronlog-filter'])) {
             $_SESSION['cronlog-filter'] = [
                 'where'  => '1',
-                'values' => [],
+                'values' => array_fill_keys(['status', 'schedule_id', 'task_id'], null),
             ];
         }
 
diff --git a/app/controllers/admin/cronjobs/schedules.php b/app/controllers/admin/cronjobs/schedules.php
index 93dc79399f801838a33d048dfa897295694c1fd5..5a1d12aeb70d3f3f62a039f15ea8180b4ea3487d 100644
--- a/app/controllers/admin/cronjobs/schedules.php
+++ b/app/controllers/admin/cronjobs/schedules.php
@@ -29,7 +29,7 @@ class Admin_Cronjobs_SchedulesController extends AuthenticatedController
         if (empty($_SESSION['cronjob-filter'])) {
             $_SESSION['cronjob-filter'] = [
                 'where'  => '1',
-                'values' => [],
+                'values' => array_fill_keys(['type', 'status', 'task_id'], null),
             ];
         }