diff --git a/CHANGES.rst b/CHANGES.rst
index fb0be9bd..db18f0d0 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -2,7 +2,7 @@ Changelog of threedigrid-builder
 ================================
 
 
-1.17.2 (unreleased)
+1.18.0 (2024-09-09)
 -------------------
 
 - Support 225 schema migration (boundary conditions and laterals).
diff --git a/threedigrid_builder/__init__.py b/threedigrid_builder/__init__.py
index 5da35a40..57740dbe 100644
--- a/threedigrid_builder/__init__.py
+++ b/threedigrid_builder/__init__.py
@@ -2,5 +2,5 @@
 from .exceptions import *  # NOQA
 
 # fmt: off
-__version__ = '1.17.2.dev0'
+__version__ = '1.18.0'
 # fmt: on