diff --git a/CHANGELOG.md b/CHANGELOG.md
index 19e016b01..fd038f2d8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,10 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+## [4.0.6] - 2024-12-05
+
 ### Added
 - Added new `PairwiseStringDistanceFunctionLevel` and `PairwiseStringDistanceFunctionAtThresholds`
-  for comparing array columns using a string similarity on each pair of values
-  ([#2517](https://github.com/moj-analytical-services/splink/pull/2517))
+  for comparing array columns using a string similarity on each pair of values ([#2517](https://github.com/moj-analytical-services/splink/pull/2517))
+- Compare two records now allows typed inputs, not just dict ([#2498](https://github.com/moj-analytical-services/splink/pull/2498))
+- Clustering allows match weight args not just match probability ([#2454]https://github.com/moj-analytical-services/splink/pull/2454))
 
 ### Fixed
 
diff --git a/pyproject.toml b/pyproject.toml
index 04eb892dd..1ae04e07b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "splink"
-version = "4.0.5"
+version = "4.0.6"
 description = "Fast probabilistic data linkage at scale"
 authors = ["Robin Linacre <robinlinacre@hotmail.com>", "Sam Lindsay", "Theodore Manassis", "Tom Hepworth", "Andy Bond", "Ross Kennedy"]
 license = "MIT"
diff --git a/splink/__init__.py b/splink/__init__.py
index 06a2bdc16..1998d285e 100644
--- a/splink/__init__.py
+++ b/splink/__init__.py
@@ -39,7 +39,7 @@ def __getattr__(name):
     raise AttributeError(f"module 'splink' has no attribute '{name}'") from None
 
 
-__version__ = "4.0.5"
+__version__ = "4.0.6"
 
 
 __all__ = [