diff --git a/dev-requirements.txt b/dev-requirements.txt
index f177fde..3695fa7 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -16,5 +16,5 @@ pytest-cov
 requests
 toolz
 uvicorn
-xarray
+xarray!=v2023.09.0  # see https://github.com/xpublish-community/xpublish/issues/237
 zarr
diff --git a/requirements.txt b/requirements.txt
index 4848997..2a4bf64 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,5 +6,5 @@ numpy
 pluggy
 toolz
 uvicorn
-xarray
+xarray!=v2023.09.0  # see https://github.com/xpublish-community/xpublish/issues/237
 zarr