diff --git a/README.md b/README.md
index 9b55a99..cdad8e9 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,10 @@
 # About Paymentwall Opencart module
 
-Paymentwall module for Opencart (v2.x) is a payment service for processing payments globally with over 120 payment methods worldwide: credit cards, bank transfers, prepaid cards, and mobile payments by SMS (direct carrier billing).
+Paymentwall module for Opencart (v2.3.x.x) is a payment service for processing payments globally with over 120 payment methods worldwide: credit cards, bank transfers, prepaid cards, and mobile payments by SMS (direct carrier billing).
 
 
 ### Requirement
-* **Opencart v2.x**
+* **Opencart v2.3.x.x**
 * PHP 5.2.16 or later
 
 #Installation
diff --git a/src/admin/view/template/extension/payment/brick.tpl b/src/admin/view/template/extension/payment/brick.tpl
index c583a0e..f721568 100644
--- a/src/admin/view/template/extension/payment/brick.tpl
+++ b/src/admin/view/template/extension/payment/brick.tpl
@@ -3,7 +3,7 @@
     <div class="page-header">
         <div class="container-fluid">
             <div class="pull-right">
-                <button type="submit" form="form-cod" data-toggle="tooltip" title="<?php echo $button_save; ?>"
+                <button type="submit" form="form-brick" data-toggle="tooltip" title="<?php echo $button_save; ?>"
                         class="btn btn-primary"><i class="fa fa-save"></i></button>
                 <a href="<?php echo $cancel; ?>" data-toggle="tooltip" title="<?php echo $button_cancel; ?>"
                    class="btn btn-default"><i class="fa fa-reply"></i></a></div>
diff --git a/src/admin/view/template/extension/payment/paymentwall.tpl b/src/admin/view/template/extension/payment/paymentwall.tpl
index 8644e62..e3cb339 100644
--- a/src/admin/view/template/extension/payment/paymentwall.tpl
+++ b/src/admin/view/template/extension/payment/paymentwall.tpl
@@ -3,7 +3,7 @@
     <div class="page-header">
         <div class="container-fluid">
             <div class="pull-right">
-                <button type="submit" form="form-cod" data-toggle="tooltip" title="<?php echo $button_save; ?>"
+                <button type="submit" form="form-paymentwall" data-toggle="tooltip" title="<?php echo $button_save; ?>"
                         class="btn btn-primary"><i class="fa fa-save"></i></button>
                 <a href="<?php echo $cancel; ?>" data-toggle="tooltip" title="<?php echo $button_cancel; ?>"
                    class="btn btn-default"><i class="fa fa-reply"></i></a></div>