diff --git a/extract_model/extract_model.py b/extract_model/extract_model.py
index f14e450..406a436 100644
--- a/extract_model/extract_model.py
+++ b/extract_model/extract_model.py
@@ -11,7 +11,6 @@
 import numpy as np
 import xarray as xr
 
-from dask.delayed import Delayed
 from xarray import DataArray, Dataset
 
 from .utils import calc_barycentric, interp_with_barycentric, order, tree_query
diff --git a/setup.cfg b/setup.cfg
index bf77efa..87721cb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -55,12 +55,12 @@ author_email = kristen@axds.co
 [options]
 install_requires =
     cf_xarray
+    dask
     netcdf4
     numpy
     pip
     scikit-learn  # used by xoak for tree
     xarray
-    xoak
 
 setup_requires=
     setuptools_scm