diff --git a/changelog.txt b/changelog.txt
index cce98f73..dd99038c 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -2,6 +2,11 @@ Changelog for Simple Sales Tax
 
 Format based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/). This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+= [8.0.6] - 2023-11-03 =
+
+Fixed:
+- Prevent creation of duplicate exemption certificates during checkout
+
 = [8.0.5] - 2023-10-26 =
 
 Fixed:
diff --git a/includes/class-simplesalestax.php b/includes/class-simplesalestax.php
index 36e2d229..a464ec06 100644
--- a/includes/class-simplesalestax.php
+++ b/includes/class-simplesalestax.php
@@ -20,7 +20,7 @@ final class SimpleSalesTax {
 	 *
 	 * @var string
 	 */
-	public $version = '8.0.5';
+	public $version = '8.0.6';
 
 	/**
 	 * The singleton plugin instance.
diff --git a/languages/simple-sales-tax.pot b/languages/simple-sales-tax.pot
index f69902a3..dc6d76d3 100644
--- a/languages/simple-sales-tax.pot
+++ b/languages/simple-sales-tax.pot
@@ -2,9 +2,9 @@
 # This file is distributed under the same license as the Simple Sales Tax package.
 msgid ""
 msgstr ""
-"Project-Id-Version: Simple Sales Tax 8.0.5\n"
+"Project-Id-Version: Simple Sales Tax 8.0.6\n"
 "Report-Msgid-Bugs-To: https://github.com/bporcelli/simplesalestax/issues\n"
-"POT-Creation-Date: 2023-10-26 14:57:40+00:00\n"
+"POT-Creation-Date: 2023-11-03 16:17:09+00:00\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=utf-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -539,7 +539,7 @@ msgid ""
 "Simple Sales Tax issues."
 msgstr ""
 
-#: includes/frontend/class-sst-checkout.php:572
+#: includes/frontend/class-sst-checkout.php:577
 #. translators: 1 - error message
 msgid "Failed to add exemption certificate during checkout. Error was: %1$s"
 msgstr ""
diff --git a/package-lock.json b/package-lock.json
index 1756dc42..36cf003a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "simplesalestax",
-  "version": "8.0.5",
+  "version": "8.0.6",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/package.json b/package.json
index eb6d13c0..7f8cf07c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "simplesalestax",
-  "version": "8.0.5",
+  "version": "8.0.6",
   "description": "A TaxCloud integration for WooCommerce.",
   "scripts": {
     "build": "grunt",
diff --git a/readme.txt b/readme.txt
index 1554f9a1..6927d589 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,7 +3,7 @@ Contributors: taxcloud, bporcelli
 Tags: woocommerce, taxcloud, tax, taxes, sales tax, tax calculation, sales tax compliance, sales tax filing, sales tax reporting
 Requires at least: 4.5
 Tested up to: 6.4
-Stable tag: 8.0.5
+Stable tag: 8.0.6
 Requires PHP: 7.2
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
diff --git a/simple-sales-tax.php b/simple-sales-tax.php
index 13356883..18227c77 100644
--- a/simple-sales-tax.php
+++ b/simple-sales-tax.php
@@ -6,7 +6,7 @@
  * Author:               TaxCloud
  * Author URI:           https://taxcloud.com
  * GitHub Plugin URI:    https://github.com/bporcelli/simplesalestax
- * Version:              8.0.5
+ * Version:              8.0.6
  * Text Domain:          simple-sales-tax
  * Domain Path:          /languages/
  *