diff --git a/fs/bcachefs/btree_io.c b/fs/bcachefs/btree_io.c
index e71b278672b6..62ecab8306b5 100644
--- a/fs/bcachefs/btree_io.c
+++ b/fs/bcachefs/btree_io.c
@@ -997,7 +997,8 @@ static int validate_bset_keys(struct bch_fs *c, struct btree *b,
                }
 got_good_key:
                le16_add_cpu(&i->u64s, -next_good_key);
-               memmove_u64s_down(k, bkey_p_next(k), (u64 *) vstruct_end(i) - (u64 *) k);
+               pr_err("DEBUG: i->u64s: %u, btree node size: %u", i->u64s, c->opts.btree_node_size);
+               memmove_u64s_down(k, (u64 *) k + next_good_key, (u64 *) vstruct_end(i) - (u64 *) k);
                set_btree_node_need_rewrite(b);
        }
 fsck_err: