diff --git a/CHANGELOG.md b/CHANGELOG.md
index 14d78ca43..6336d302d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,15 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and the versioning is mostly derived from [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v0.6.6] - 2024-10-20
+### Changed
+- added predict_with_uncertainty function by @degenfabian in PR #584
+- handle mono-classification in SHAP by @degenfabian in PR #582
+- improvements to tree building in C++
+### Fixed
+- issue that develop/debug options were not being honored in Windows when 1<n_jobs in joblib
+- fix several bugs in C++ from negative hessians or negative gain values caused by floating point noise
+
 ## [v0.6.5] - 2024-10-23
 ### Changed
 - default EBM parameters changed to improve model performance
diff --git a/python/interpret-core/interpret/_version.py b/python/interpret-core/interpret/_version.py
index c5b508b8c..02bcd3b4c 100644
--- a/python/interpret-core/interpret/_version.py
+++ b/python/interpret-core/interpret/_version.py
@@ -2,4 +2,4 @@
 # Distributed under the MIT software license
 
 # NOTE: Version is replaced by a regex script.
-__version__ = "0.6.5"
+__version__ = "0.6.6"
diff --git a/python/interpret-core/setup.py b/python/interpret-core/setup.py
index 0122573f4..658a7b9c2 100644
--- a/python/interpret-core/setup.py
+++ b/python/interpret-core/setup.py
@@ -12,7 +12,7 @@
 from setuptools.command.sdist import sdist
 
 # NOTE: Version is replaced by a regex script.
-version = "0.6.5"
+version = "0.6.6"
 
 
 def _copy_native_code_to_setup():
diff --git a/python/interpret/setup.py b/python/interpret/setup.py
index aaf96c163..14607a2c4 100644
--- a/python/interpret/setup.py
+++ b/python/interpret/setup.py
@@ -5,7 +5,7 @@
 
 name = "interpret"
 # NOTE: Version is replaced by a regex script.
-version = "0.6.5"
+version = "0.6.6"
 long_description = """
 In the beginning machines learned in darkness, and data scientists struggled in the void to explain them.
 
diff --git a/shared/vis/package.json b/shared/vis/package.json
index 46b12a5fa..f97d1be1e 100644
--- a/shared/vis/package.json
+++ b/shared/vis/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@interpretml/interpret-inline",
-  "version": "0.6.5",
+  "version": "0.6.6",
   "description": "Interpret inline library for rendering visualizations across all notebook environments.",
   "main": "index.js",
   "keywords": [],