diff --git a/plugins/view-resources/src/components/filter/FilterTypePopup.svelte b/plugins/view-resources/src/components/filter/FilterTypePopup.svelte
index f1a70d3673..9f77f06f50 100644
--- a/plugins/view-resources/src/components/filter/FilterTypePopup.svelte
+++ b/plugins/view-resources/src/components/filter/FilterTypePopup.svelte
@@ -218,7 +218,7 @@
   }
 
   function getNestedProps (type: KeyFilter): any {
-    const targetClass = (hierarchy.getAttribute(_class, type.key).type as RefTo<Doc>).to
+    const targetClass = (hierarchy.getAttribute(type._class, type.key).type as RefTo<Doc>).to
     return {
       _class: targetClass,
       space,