diff --git a/fs/bcachefs/acl.c b/fs/bcachefs/acl.c
index 0074b3eb196d..eb6fa4d7c1f6 100644
--- a/fs/bcachefs/acl.c
+++ b/fs/bcachefs/acl.c
@@ -377,6 +377,7 @@ int bch2_acl_chmod(struct btree_trans *trans,
 		goto err;
 	}
 
+	new->k.p = iter->pos;
 	bch2_trans_update(trans, BTREE_INSERT_ENTRY(iter, &new->k_i));
 	*new_acl = acl;
 	acl = NULL;