diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 1b0e7f43..bb092922 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,14 @@
 Changelog for cfgrib
 ====================
 
+0.9.15.0 (2024-12-18)
+---------------------
+
+- Added `values_dtype` argument to `open_dataset()` to allow control over the type of numpy
+  array used for the values array (default is `np.dtype("float32")`). Usage:
+  ``ds = xr.open_dataset("data.grib", engine="cfgrib", backend_kwargs={"values_dtype": np.dtype("float64")},)``
+  See `#407 <https://github.com/ecmwf/cfgrib/pull/407>`_.
+
 0.9.14.1 (2024-09-12)
 ---------------------
 
diff --git a/cfgrib/__init__.py b/cfgrib/__init__.py
index d66da6d0..eed6dd4f 100644
--- a/cfgrib/__init__.py
+++ b/cfgrib/__init__.py
@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.9.14.1"
+__version__ = "0.9.15.0"
 
 # cfgrib core API depends on the ECMWF ecCodes C-library only
 from .abc import Field, Fieldset, Index, MappingFieldset