diff --git a/src/module/powers/basePowers.js b/src/module/powers/basePowers.js
index 2cdae66..673f57f 100644
--- a/src/module/powers/basePowers.js
+++ b/src/module/powers/basePowers.js
@@ -886,10 +886,11 @@ export class ActorFolderEffect extends PowerEffect {
     this.data.maintId = foundry.utils.randomID();
     this.targetActor = await game.actors.get(this.data.actorId);
     this.targetTokenDoc = await this.targetActor.getTokenDocument();
+    const perm = CONST?.DOCUMENT_PERMISSION_LEVELS?.OWNER ?? CONST?.DOCUMENT_OWNERSHIP_LEVELS?.OWNER;
     const sourceUpdates = {
       delta: {
         ownership: {
-          [game.user.id]: CONST.DOCUMENT_PERMISSION_LEVELS.OWNER,
+          [game.user.id]: perm,
         },
       },
     };