diff --git a/Makefile b/Makefile
index f1c440aad81f649e5897462209700ae9c04b9cbd..849f9de6bb49f60368945f72a578fccfc9fce53a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 BASE=ordernumbers
 PLATTFORM=woocommerce
 VENDOR=opentools
-VERSION=1.3
+VERSION=1.3.1
 DIR = $(shell pwd)
 SVNDIR=wordpress-plugin-svn
 
diff --git a/readme.txt b/readme.txt
index 834e5d4b52d8754360d0f26a59e9a706f15fac53..4c92e1b819f8771c3534a661431d60e5851dcd8e 100644
--- a/readme.txt
+++ b/readme.txt
@@ -4,7 +4,7 @@ Contributors: opentools
 Tags: WooCommerce, Order numbers, orders
 Requires at least: 4.0
 Tested up to: 4.4
-Stable tag: 1.3
+Stable tag: 1.3.1
 License: GPLv3 or later
 License URI: http://www.gnu.org/licenses/gpl.html
 
@@ -36,6 +36,7 @@ The plugin comes in two flavors:
 	* Different number format for e.g. certain IP addresses (for testing)
 	* Different number format depending on products, product categories, shipping classes
 	* Customize invoice numbers (only for the "WooCommerce PDF Invoices and Package Slips" plugin)
+	* Different numbers depending on vendors (WC Product Vendors, WC Vendors and YITH WC Multi Vendor plugins)
 
 For the full documentation of both the basic and the advanced ordernumbers plugin for WooCommerce, see:
 http://open-tools.net/documentation/advanced-order-numbers-for-woocommerce.html
diff --git a/releases/opentools-woocommerce-ordernumbers-advanced_v1.3.1.zip b/releases/opentools-woocommerce-ordernumbers-advanced_v1.3.1.zip
new file mode 100644
index 0000000000000000000000000000000000000000..44114ade78b28adf58096afb7d576c29417dde2a
Binary files /dev/null and b/releases/opentools-woocommerce-ordernumbers-advanced_v1.3.1.zip differ
diff --git a/releases/opentools-woocommerce-ordernumbers-basic_v1.3.1.zip b/releases/opentools-woocommerce-ordernumbers-basic_v1.3.1.zip
new file mode 100644
index 0000000000000000000000000000000000000000..3259f490a994288fdb3da7dbd9029526377307b3
Binary files /dev/null and b/releases/opentools-woocommerce-ordernumbers-basic_v1.3.1.zip differ
diff --git a/woocommerce-advanced-ordernumbers.php b/woocommerce-advanced-ordernumbers.php
index 018a6866f4a54dfaad20b0f64056af7e9d694ef6..38e9e496e966c216b47f12f0729bcf4286539943 100644
--- a/woocommerce-advanced-ordernumbers.php
+++ b/woocommerce-advanced-ordernumbers.php
@@ -3,7 +3,7 @@
  * Plugin Name: Woocommerce Advanced Ordernumbers
  * Plugin URI: http://open-tools.net/woocommerce/advanced-ordernumbers-for-woocommerce.html
  * Description: Lets the user freely configure the order numbers in WooCommerce.
- * Version: 1.3
+ * Version: 1.3.1
  * Author: Open Tools
  * Author URI: http://open-tools.net
  * Text Domain: woocommerce-advanced-ordernumbers
diff --git a/woocommerce-basic-ordernumbers.php b/woocommerce-basic-ordernumbers.php
index 0cfab8293ee49aab483ed579a585b820cccf74aa..ca12c7ee0f1ecc8f567c747f1de5b20937428b8c 100644
--- a/woocommerce-basic-ordernumbers.php
+++ b/woocommerce-basic-ordernumbers.php
@@ -3,7 +3,7 @@
  * Plugin Name: WooCommerce Basic Ordernumbers
  * Plugin URI: http://open-tools.net/woocommerce/advanced-ordernumbers-for-woocommerce.html
  * Description: Configure WooCommerce ordernumbers to have a running counter and arbitrary, fixed text (prefix / postfix).
- * Version: 1.3
+ * Version: 1.3.1
  * Author: Open Tools
  * Author URI: http://open-tools.net
  * Text Domain: woocommerce-advanced-ordernumbers