diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 62fc925..d0a01cf 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -12,19 +12,19 @@ repos:
       - id: mixed-line-ending
 
   - repo: https://github.com/asottile/pyupgrade
-    rev: v2.37.3
+    rev: v3.0.0
     hooks:
       - id: pyupgrade
         args:
           - '--py37-plus'
 
   - repo: https://github.com/psf/black
-    rev: 22.8.0
+    rev: 22.10.0
     hooks:
       - id: black-jupyter
 
   - repo: https://github.com/keewis/blackdoc
-    rev: v0.3.6
+    rev: v0.3.7
     hooks:
       - id: blackdoc
 
@@ -39,6 +39,6 @@ repos:
       - id: isort
 
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: v3.0.0-alpha.0
+    rev: v3.0.0-alpha.1
     hooks:
       - id: prettier
diff --git a/tests/test_source.py b/tests/test_source.py
index dcc9e34..01333b7 100644
--- a/tests/test_source.py
+++ b/tests/test_source.py
@@ -69,10 +69,10 @@ def THREDDSMergedSource_cat_short_simplecache(
 def test_THREDDSMergedSource(THREDDSMergedSource_cat):
     cat = THREDDSMergedSource_cat
     ds = cat.to_dask()
-    assert dict(ds.dims) == {'lat': 73, 'lon': 144, 'time': 731}
+    assert dict(ds.dims) == {'lat': 73, 'lon': 144, 'nbnds': 2, 'time': 731}
     d = cat.discover()
     assert set(d['metadata']['coords']) == {'lat', 'lon', 'time'}
-    assert set(d['metadata']['data_vars'].keys()) == {'air'}
+    assert set(d['metadata']['data_vars'].keys()) == {'air', 'time_bnds'}
 
 
 def test_THREDDSMergedSource_long_short(THREDDSMergedSource_cat, THREDDSMergedSource_cat_short):