diff --git a/CHANGES.rst b/CHANGES.rst
index b1b52c3..d0ab034 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,7 +1,7 @@
 Changelog of dask-geomodeling
 ===================================================
 
-2.5.1 (unreleased)
+2.5.1 (2024-09-30)
 ------------------
 
 - Fix / enable reprojection in raster sources.
diff --git a/setup.py b/setup.py
index 2fdbb1f..0cbe4cc 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 from setuptools import setup
 import os
 
-version = '2.5.1.dev0'
+version = '2.5.1'
 
 long_description = "\n\n".join([open("README.rst").read(), open("CHANGES.rst").read()])