diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9dab2c3f068..0ea7524aaab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,7 @@ All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
 
-## UNRELEASED
+## [5.9.0] - 2022-06-23
 
 ### Added
 
diff --git a/README.md b/README.md
index c40b1de6b7d..09842f6077e 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@
 
 ## Quickstart
 
-`pip install plotly==5.8.2`
+`pip install plotly==5.9.0`
 
 Inside [Jupyter](https://jupyter.org/install) (installable with `pip install "jupyterlab>=3" "ipywidgets>=7.6"`):
 
@@ -78,13 +78,13 @@ Built on top of [plotly.js](https://github.com/plotly/plotly.js), `plotly.py` is
 plotly.py may be installed using pip...
 
 ```
-pip install plotly==5.8.2
+pip install plotly==5.9.0
 ```
 
 or conda.
 
 ```
-conda install -c plotly plotly=5.8.2
+conda install -c plotly plotly=5.9.0
 ```
 
 ### JupyterLab Support
@@ -106,7 +106,7 @@ The instructions above apply to JupyterLab 3.x. **For JupyterLab 2 or earlier**,
 
 ```
 # JupyterLab 2.x renderer support
-jupyter labextension install jupyterlab-plotly@5.8.2 @jupyter-widgets/jupyterlab-manager
+jupyter labextension install jupyterlab-plotly@5.9.0 @jupyter-widgets/jupyterlab-manager
 ```
 
 Please check out our [Troubleshooting guide](https://plotly.com/python/troubleshooting/) if you run into any problems with JupyterLab.
diff --git a/packages/javascript/jupyterlab-plotly/package-lock.json b/packages/javascript/jupyterlab-plotly/package-lock.json
index 14f0a0d056b..cdec5ac5c71 100644
--- a/packages/javascript/jupyterlab-plotly/package-lock.json
+++ b/packages/javascript/jupyterlab-plotly/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "jupyterlab-plotly",
-  "version": "5.8.2",
+  "version": "5.9.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/packages/javascript/jupyterlab-plotly/package.json b/packages/javascript/jupyterlab-plotly/package.json
index 235703f0c7e..c01e82aeeb8 100644
--- a/packages/javascript/jupyterlab-plotly/package.json
+++ b/packages/javascript/jupyterlab-plotly/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jupyterlab-plotly",
-  "version": "5.8.2",
+  "version": "5.9.0",
   "description": "The plotly Jupyter extension",
   "author": "The plotly.py team",
   "license": "MIT",
diff --git a/packages/python/plotly/plotly/_widget_version.py b/packages/python/plotly/plotly/_widget_version.py
index 591a8c7b694..8c07ce09c9d 100644
--- a/packages/python/plotly/plotly/_widget_version.py
+++ b/packages/python/plotly/plotly/_widget_version.py
@@ -2,4 +2,4 @@
 # for automated dev builds
 #
 # It is edited by hand prior to official releases
-__frontend_version__ = "^5.8.2"
+__frontend_version__ = "^5.9.0"