From 523ae3d6bf504b49c5b09fe3aad41282adb3604e Mon Sep 17 00:00:00 2001
From: Tonio Fincke <tonio.fincke@brockmann-consult.de>
Date: Mon, 7 Nov 2022 17:29:11 +0100
Subject: [PATCH] specify nanoseconds

---
 tests/core/test_workspace.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/core/test_workspace.py b/tests/core/test_workspace.py
index 5cc1221b9..ece0a9e47 100644
--- a/tests/core/test_workspace.py
+++ b/tests/core/test_workspace.py
@@ -115,7 +115,7 @@ def empty_dataset_op() -> xr.Dataset:
                 coords={
                     'lon': np.ndarray(shape=(0,), dtype=np.float32),
                     'lat': np.ndarray(shape=(0,), dtype=np.float32),
-                    'time': np.ndarray(shape=(0,), dtype=np.datetime64),
+                    'time': np.ndarray(shape=(0,), dtype='datetime64[ns]'),
                 },
                 attrs={
                     'history': 'a b c'