diff --git a/Makefile b/Makefile
index 5a65c5ed401e55c1ec513c354d422c639f6d0214..cb2e0a2066090c11b8aa64f2f5fcbd22bf970384 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 BASE=shipping-by-rules
 PLATTFORM=woocommerce
 VENDOR=opentools
-VERSION=1.2.6debug
+VERSION=1.2.7
 DIR = $(shell pwd)
 SVNDIR=wordpress-plugin-svn
 
diff --git a/opentools-update-checker.php b/opentools-update-checker.php
index 49f45ad0fa8e664a010c051c2f434af858edd72b..6e30c59cccc158ec86d01d0a51bff094485a47ce 100644
--- a/opentools-update-checker.php
+++ b/opentools-update-checker.php
@@ -23,7 +23,7 @@ class OpenToolsPluginUpdateChecker extends PluginUpdateChecker_2_1 {
 	public function __construct($metadataUrl, $pluginFile, $slug = '', $checkPeriod = 12, $optionName = '', $muPluginFile = '')
 	{
 		parent::__construct($metadataUrl, $pluginFile, $slug, $checkPeriod, $optionName, $muPluginFile);
-		$this->debugMode = TRUE;
+// 		$this->debugMode = TRUE;
 		$this->installOTHooks();
 	}
 	public function declareCredentials($credential_def) {
@@ -129,15 +129,6 @@ class OpenToolsPluginUpdateChecker extends PluginUpdateChecker_2_1 {
 			return;
 		}
 		
- $json['showCredentials'] = $showCredentials;
- $json['issetSLUG'] = isset($_REQUEST['slug']);
- $json['SLUGmatches'] = $_REQUEST['slug'] == $this->slug;
- $json['userCanUpdatePlugins'] = current_user_can('update_plugins');
- $json['checkAjax'] = check_ajax_referer('otup_enter_update_credentials');
- $json['NotEmptyCredVars'] = !empty($this->credvars);
-
- $json['IsNetworkAdmin'] = is_network_admin();
- $json['isMultisite'] = is_multisite();
 		$showCredentials = isset($_REQUEST['slug'])
 			&& $_REQUEST['slug'] == $this->slug
 			&& current_user_can('update_plugins')
diff --git a/readme.txt b/readme.txt
index 81fdda99d2b07b25fa8d952e0ff46e5f772e6395..485560c1b2037174994cb5b1846ecc54366a9b18 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,7 +3,7 @@ Contributors: opentools
 Tags: WooCommerce, Shipment, Shipping, Rules shipping
 Requires at least: 4.0
 Tested up to: 4.7
-Stable tag: 1.2.6
+Stable tag: 1.2.7
 License: GPLv3 or later
 License URI: http://www.gnu.org/licenses/gpl.html
 
@@ -69,6 +69,9 @@ Please see our support forum at http://open-tools.net/forum/. It might also be a
 
 == Changelog ==
 
+= 1.2.7 =
+* Add debug messages to the update system (disabled by default)
+
 = 1.2.6 =
 * Add message functionality (Error=..., Warning=..., Message=... rule parts)
 
diff --git a/opentools-woocommerce-advanced-shipping-by-rules_v1.2.6debug.zip b/releases/opentools-woocommerce-advanced-shipping-by-rules_v1.2.7.zip
similarity index 86%
rename from opentools-woocommerce-advanced-shipping-by-rules_v1.2.6debug.zip
rename to releases/opentools-woocommerce-advanced-shipping-by-rules_v1.2.7.zip
index ea5d103e0736fd8b3377d0dca4feee0551ee5589..dd8e59c5e920960b1085b193f1513cd4c537ee92 100644
Binary files a/opentools-woocommerce-advanced-shipping-by-rules_v1.2.6debug.zip and b/releases/opentools-woocommerce-advanced-shipping-by-rules_v1.2.7.zip differ
diff --git a/opentools-woocommerce-shipping-by-rules_v1.2.6debug.zip b/releases/opentools-woocommerce-shipping-by-rules_v1.2.7.zip
similarity index 84%
rename from opentools-woocommerce-shipping-by-rules_v1.2.6debug.zip
rename to releases/opentools-woocommerce-shipping-by-rules_v1.2.7.zip
index 0108848a0d7528a5242aeb5a87d7fa3dccf99950..a60478538e1c7b06fbecbd6640e3a37cfef97657 100644
Binary files a/opentools-woocommerce-shipping-by-rules_v1.2.6debug.zip and b/releases/opentools-woocommerce-shipping-by-rules_v1.2.7.zip differ
diff --git a/woocommerce-advanced-shipping-by-rules.php b/woocommerce-advanced-shipping-by-rules.php
index 1cab4ae310f07482daa68690728ec5f70467342e..289a01ce53c41221396e77ba61ae1f9f2d1cb80b 100644
--- a/woocommerce-advanced-shipping-by-rules.php
+++ b/woocommerce-advanced-shipping-by-rules.php
@@ -3,7 +3,7 @@
  * Plugin Name: WooCommerce Advanced Shipping By Rules
  * Plugin URI: http://open-tools.net/woocommerce/advanced-shipping-by-rules-for-woocommerce.html
  * Description: Define Shipping cost by very general and flexible (text-based) rules. The advanced version also provides mathematical expressions and functions
- * Version: 1.2.6debug
+ * Version: 1.2.7
  * Author: Open Tools, Reinhold Kainhofer
  * Author URI: http://open-tools.net
  * Text Domain: woocommerce-advanced-shipping-by-rules
@@ -75,7 +75,7 @@ class WooCommerce_Shipping_By_Rules_Advanced {
 	 * @since 1.0.0
 	 * @var string $version Plugin version number.
 	 */
-	public $version = '1.2.6';
+	public $version = '1.2.7';
 
 
 	/**
diff --git a/woocommerce-shipping-by-rules.php b/woocommerce-shipping-by-rules.php
index 74861358038417f43f69078f9b37a3b32b94ba43..d792aaf6bfc37f2ab2d7de940c9d5f5e70b3f316 100644
--- a/woocommerce-shipping-by-rules.php
+++ b/woocommerce-shipping-by-rules.php
@@ -3,7 +3,7 @@
  * Plugin Name: WooCommerce Shipping By Rules
  * Plugin URI: http://open-tools.net/woocommerce/advanced-shipping-by-rules-for-woocommerce.html
  * Description: Define Shipping cost by very general and flexible (text-based) rules.
- * Version: 1.2.6debug
+ * Version: 1.2.7
  * Author: Open Tools, Reinhold Kainhofer
  * Author URI: http://open-tools.net
  * Text Domain: woocommerce-shipping-by-rules
@@ -48,7 +48,7 @@ class WooCommerce_Shipping_By_Rules {
 	 * @since 1.0.0
 	 * @var string $version Plugin version number.
 	 */
-	public $version = '1.2.6';
+	public $version = '1.2.7';
 
 
 	/**