diff --git a/doc/changelog.rst b/doc/changelog.rst
index f90025963f..ff92bb7a3b 100644
--- a/doc/changelog.rst
+++ b/doc/changelog.rst
@@ -1,7 +1,7 @@
 Changelog
 =========
 
-Changes in Version 4.18.0 (2026/XX/XX)
+Changes in Version 4.18.0 (2026/09/03)
 --------------------------------------
 
 PyMongo 4.18 brings a number of changes including:
diff --git a/pymongo/_version.py b/pymongo/_version.py
index 66ac48d157..7545f65504 100644
--- a/pymongo/_version.py
+++ b/pymongo/_version.py
@@ -19,7 +19,7 @@
 import re
 from typing import Union
 
-__version__ = "4.18.0.dev0"
+__version__ = "4.18.0"
 
 
 def get_version_tuple(version: str) -> tuple[Union[int, str], ...]: