foo.patch

diff --git a/lib/catalog/tag_node.php b/lib/catalog/tag_node.php
index 2054e5faf1..6fc9cc182e 100644
--- a/lib/catalog/tag_node.php
+++ b/lib/catalog/tag_node.php
@@ -320,7 +320,7 @@ class TagNode extends RootParentedVirtualNode
     /** @psalm-suppress PossiblyUnusedParam */
     public function getProductFinderConstraints(bool $cascade): ?array
     {
-        return [$this->tag['tag_name'] => true, 'vendor' => $this->getVendor()->getId()];
+        return array_merge($this->getVendor()->getTagNodeConstraints(), ['vendor' => $this->getVendor()->getId()]);
     }
 }