diff --git a/Changelog.rst b/Changelog.rst
index 0abb82a..5cb564c 100644
--- a/Changelog.rst
+++ b/Changelog.rst
@@ -1,3 +1,10 @@
+Version NEXTVERSION
+-------------
+
+**2026-0?-??**
+
+* Test updates for ``umfive>=0.3.0``
+
 Version 0.1.0
 -------------
 
diff --git a/pyproject.toml b/pyproject.toml
index 9173e10..9f8c831 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,7 +32,7 @@ dependencies = [
     "h5py",
     "scipy",
     "pyfive>=1.1.1",
-    "umfive>=0.2.2",
+    "umfive>=0.3.0",
     "zarr>=3.1.3",
     "xarray",
 ]
diff --git a/tests/test_backends.py b/tests/test_backends.py
index 82fe4f2..01ba4ee 100644
--- a/tests/test_backends.py
+++ b/tests/test_backends.py
@@ -380,7 +380,7 @@ def test_umfive_1(data_dir):
             p.dump(display=False)
             == f"""{p.dataset_name}: <xnetcdf.Dataset: /, 5 dimensions, 9 variables, 0 groups>
     Attributes:
-        Conventions: 'CF-1.14'
+        Conventions: 'CF-1.13'
     Dimensions:
         height: <xnetcdf.Dimension: /height, size=1>
         time: <xnetcdf.Dimension: /time, size=100>
@@ -437,7 +437,9 @@ def test_umfive_1(data_dir):
                 standard_name: 'latitude'
                 units: 'degrees_north'
         latitude_bounds: <xnetcdf.Variable: /latitude_bounds, shape=(3, 2), dimensions=(/site, /bounds2)>
-        region: <xnetcdf.Variable: /region, shape=(3,), dimensions=(/site,)>"""
+        region: <xnetcdf.Variable: /region, shape=(3,), dimensions=(/site,)>
+            Attributes:
+                standard_name: 'region'"""
         )