diff --git a/vendor/magento/module-catalog-graph-ql/Model/Resolver/CategoryList.php b/vendor/magento/module-catalog-graph-ql/Model/Resolver/CategoryList.php
index e2b045c36f4..4dde51578b7 100644
--- a/vendor/magento/module-catalog-graph-ql/Model/Resolver/CategoryList.php
+++ b/vendor/magento/module-catalog-graph-ql/Model/Resolver/CategoryList.php
@@ -78,6 +78,10 @@ class CategoryList implements ResolverInterface
         }
         try {
             $processedArgs = $this->argsSelection->process($info->fieldName, $args);
+            // CategoryList query doesn't have pagination and should return all data.
+            // Otherwise, the default page size will be set.
+            $processedArgs['pageSize'] = 0;
+            $processedArgs['currentPage'] = 0;
             $filterResults = $this->categoryFilter->getResult($processedArgs, $store, [], $context);
 
             $rootCategoryIds = $filterResults['category_ids'];
@@ -117,9 +121,6 @@ class CategoryList implements ResolverInterface
                 $attributeNames,
                 $context
             );
-            if (empty($categoryTree)) {
-                continue;
-            }
             $fetchedCategories[] = current($this->extractDataFromCategoryTree->execute($categoryTree));
         }