diff --git a/xpublish/plugins/included/zarr.py b/xpublish/plugins/included/zarr.py
index 15f40e5..d89709d 100644
--- a/xpublish/plugins/included/zarr.py
+++ b/xpublish/plugins/included/zarr.py
@@ -5,7 +5,6 @@
 import xarray as xr
 from fastapi import APIRouter, Depends, HTTPException, Path
 from starlette.responses import Response  # type: ignore
-from zarr.storage import array_meta_key, attrs_key, group_meta_key  # type: ignore
 
 from xpublish.utils.api import JSONResponse
 
@@ -13,12 +12,15 @@
 from ...utils.cache import CostTimer
 from ...utils.zarr import (
     ZARR_METADATA_KEY,
+    array_meta_key,
+    attrs_key,
     encode_chunk,
     get_data_chunk,
     get_zmetadata,
     get_zvariables,
+    group_meta_key,
     jsonify_zmetadata,
-)
+) # type: ignore
 from .. import Dependencies, Plugin, hookimpl
 
 logger = logging.getLogger('zarr_api')