diff --git a/packages/core/src/api/schema/shop-api/shop.api.graphql b/packages/core/src/api/schema/shop-api/shop.api.graphql
index 8fa99a7792..c78a001ca0 100644
--- a/packages/core/src/api/schema/shop-api/shop.api.graphql
+++ b/packages/core/src/api/schema/shop-api/shop.api.graphql
@@ -181,7 +181,9 @@ input PaymentInput {
 }
 
 # generated by generateListOptions function
-input CollectionListOptions
+input CollectionListOptions {
+    topLevelOnly: Boolean
+}
 
 # generated by generateListOptions function
 input FacetListOptions