diff --git a/components/ILIAS/UI/src/Implementation/Component/Input/Field/FilterContextRenderer.php b/components/ILIAS/UI/src/Implementation/Component/Input/Field/FilterContextRenderer.php
index 47295fd44c77..7554f4ae8cfb 100755
--- a/components/ILIAS/UI/src/Implementation/Component/Input/Field/FilterContextRenderer.php
+++ b/components/ILIAS/UI/src/Implementation/Component/Input/Field/FilterContextRenderer.php
@@ -190,6 +190,7 @@ protected function renderProxyField(
 
         $prox = new ProxyFilterField();
         $prox = $prox->withOnClick($popover->getShowSignal());
+        $prox = $this->addTriggererOnLoadCode($prox);
         $tpl->touchBlock("tabindex");
 
         $this->bindJSandApplyId($prox, $tpl);