diff --git a/CHANGELOG.md b/CHANGELOG.md
index 66cffa9..0dd99aa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+## [v0.13.1] - 2023-03-07
 ### Changed
 - Upgraded to Go `v1.20`.
 - Upgraded package dependencies.
@@ -166,7 +168,9 @@ Holt-Winters configuration.
 - Added the ability to use Linear Regression models to predict future scaling.
 
 [Unreleased]:
-https://github.com/jthomperoo/predictive-horizontal-pod-autoscaler/compare/v0.13.0...HEAD
+https://github.com/jthomperoo/predictive-horizontal-pod-autoscaler/compare/v0.13.1...HEAD
+[v0.13.1]:
+https://github.com/jthomperoo/predictive-horizontal-pod-autoscaler/compare/v0.13.0...v0.13.1
 [v0.13.0]:
 https://github.com/jthomperoo/predictive-horizontal-pod-autoscaler/compare/v0.12.0...v0.13.0
 [v0.12.0]:
diff --git a/README.md b/README.md
index c9bde72..b05dbed 100644
--- a/README.md
+++ b/README.md
@@ -90,7 +90,7 @@ This PHPA acts like a Horizontal Pod Autoscaler and autoscales to try and keep t
 The operator for managing Predictive Horizontal Pod Autoscalers can be installed using Helm:
 
 ```bash
-VERSION=v0.13.0
+VERSION=v0.13.1
 HELM_CHART=predictive-horizontal-pod-autoscaler-operator
 helm install ${HELM_CHART} https://github.com/jthomperoo/predictive-horizontal-pod-autoscaler/releases/download/${VERSION}/predictive-horizontal-pod-autoscaler-${VERSION}.tgz
 ```
diff --git a/docs/user-guide/getting-started.md b/docs/user-guide/getting-started.md
index 8831dcf..4e51b9f 100644
--- a/docs/user-guide/getting-started.md
+++ b/docs/user-guide/getting-started.md
@@ -31,13 +31,13 @@ k3d cluster create phpa-test-cluster
 
 Installing PHPAs requires you to have installed the PHPA operator first onto your cluster.
 
-In this guide we are using `v0.13.0` of the PHPA operator, but check out the [installation
+In this guide we are using `v0.13.1` of the PHPA operator, but check out the [installation
 guide](./installation.md) for more up to date instructions for later releases.
 
 Run the following commands to install the PHPA operator:
 
 ```bash
-VERSION=v0.13.0
+VERSION=v0.13.1
 HELM_CHART=predictive-horizontal-pod-autoscaler-operator
 helm install ${HELM_CHART} https://github.com/jthomperoo/predictive-horizontal-pod-autoscaler/releases/download/${VERSION}/predictive-horizontal-pod-autoscaler-${VERSION}.tgz
 ```
diff --git a/docs/user-guide/installation.md b/docs/user-guide/installation.md
index 196f086..408a181 100644
--- a/docs/user-guide/installation.md
+++ b/docs/user-guide/installation.md
@@ -7,7 +7,7 @@ The PHPA operator can be installed using Helm, run this command to install the o
 cluster-wide scope:
 
 ```bash
-VERSION=v0.13.0
+VERSION=v0.13.1
 HELM_CHART=predictive-horizontal-pod-autoscaler-operator
 helm install ${HELM_CHART} https://github.com/jthomperoo/predictive-horizontal-pod-autoscaler/releases/download/${VERSION}/predictive-horizontal-pod-autoscaler-${VERSION}.tgz
 ```