diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8114890b4..7ceebe0d3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,17 @@ 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).
 
+## [v0.1.22] - 2020-04-27
+### Upcoming Breaking Changes
+- EBM initialization arguments and public attributes will change in a near-future release.
+- There is a chance Explanation API will change in a near-future release.
+### Added
+- Docstrings for top-level API including for glassbox and blackbox.
+### Fixed
+- Minor fix for linear models where class wasn't propagating for logistic.
+### Experimental
+- For research use, exposed optional_temp_params for EBM's Python / native layer.
+
 ## [v0.1.21] - 2020-04-02
 ### Added
 - Module "glassbox.ebm.research" now has purification utilities.
@@ -248,6 +259,7 @@ and the versioning is mostly derived from [Semantic Versioning](https://semver.o
 - Libraries are statically linked where possible.
 - Code now conforms to Python Black and its associated flake8.
 
+[v0.1.22]: https://github.com/microsoft/interpret/releases/tag/v0.1.22
 [v0.1.21]: https://github.com/microsoft/interpret/releases/tag/v0.1.21
 [v0.1.20]: https://github.com/microsoft/interpret/releases/tag/v0.1.20
 [v0.1.19]: https://github.com/microsoft/interpret/releases/tag/v0.1.19
diff --git a/python/interpret-core/interpret/version.py b/python/interpret-core/interpret/version.py
index 08dd6de2e..e1cdac480 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__ = "0.1.21"
+__version__ = "0.1.22"
diff --git a/python/interpret-core/js/package.json b/python/interpret-core/js/package.json
index dbd97ae90..481a5eef1 100644
--- a/python/interpret-core/js/package.json
+++ b/python/interpret-core/js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "interpret-inline",
-  "version": "0.1.21",
+  "version": "0.1.22",
   "description": "Interpret inline library for exposing UX across all notebook environments.",
   "main": "index.js",
   "keywords": [],
diff --git a/python/interpret-core/setup.py b/python/interpret-core/setup.py
index 007f118db..c41a8d70c 100644
--- a/python/interpret-core/setup.py
+++ b/python/interpret-core/setup.py
@@ -5,7 +5,7 @@
 
 name = "interpret-core"
 # NOTE: Version is replaced by a regex script.
-version = "0.1.21"
+version = "0.1.22"
 long_description = """
 Core system for **the** interpret package.
 
diff --git a/python/interpret/setup.py b/python/interpret/setup.py
index cef6dc08e..ccbc729a0 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 = "0.1.21"
+version = "0.1.22"
 long_description = """
 In the beginning machines learned in darkness, and data scientists struggled in the void to explain them.