diff --git a/library/Icingadb/Widget/Detail/CustomVarTable.php b/library/Icingadb/Widget/Detail/CustomVarTable.php
index 9d6916b34..0aac95c64 100644
--- a/library/Icingadb/Widget/Detail/CustomVarTable.php
+++ b/library/Icingadb/Widget/Detail/CustomVarTable.php
@@ -220,7 +220,8 @@ protected function assemble()
         if ($this->headerTitle !== null) {
             $this->getAttributes()
                 ->add('class', 'collapsible')
-                ->add('data-visible-height', 100)
+                ->add('data-visible-height', 0)
+                ->add('data-state-collapses', true)
                 ->add('data-toggle-element', 'thead')
                 ->add(
                     'id',