diff --git a/source/blender/blenkernel/intern/node_tree_anonymous_attributes.cc b/source/blender/blenkernel/intern/node_tree_anonymous_attributes.cc
index d7a9d6660fd..a3b2465428d 100644
--- a/source/blender/blenkernel/intern/node_tree_anonymous_attributes.cc
+++ b/source/blender/blenkernel/intern/node_tree_anonymous_attributes.cc
@@ -24,7 +24,7 @@ static const aal::RelationsInNode &get_relations_in_node(const bNode &node, Reso
   if (node.is_group()) {
     if (const bNodeTree *group = reinterpret_cast<const bNodeTree *>(node.id)) {
       /* Undefined tree types have no relations. */
-      if (!ntreeIsRegistered(const_cast<bNodeTree *>(group))) {
+      if (!ntreeIsRegistered(group)) {
         return scope.construct<aal::RelationsInNode>();
       }