diff --git a/app/code/community/Bitpay/Bitcoins/sql/Bitcoins_setup/upgrade-0.1.0-1.0.0.php b/app/code/community/Bitpay/Bitcoins/sql/Bitcoins_setup/upgrade-0.1.0-1.0.0.php
index 622a2fc..6d486c2 100644
--- a/app/code/community/Bitpay/Bitcoins/sql/Bitcoins_setup/upgrade-0.1.0-1.0.0.php
+++ b/app/code/community/Bitpay/Bitcoins/sql/Bitcoins_setup/upgrade-0.1.0-1.0.0.php
@@ -4,7 +4,7 @@ $installer = $this;
 $installer->startSetup(); 
 
 $installer->run("
-CREATE TABLE IF NOT EXISTS `bitpay_ipns` (
+CREATE TABLE IF NOT EXISTS `{$installer->getTable('Bitcoins/ipn')}` (
   `id` int(10) unsigned NOT NULL auto_increment,
   `quote_id` int(10) unsigned default NULL,
   `order_id` int(10) unsigned default NULL,
diff --git a/app/code/community/Bitpay/Bitcoins/sql/Bitcoins_setup/upgrade-1.0.0-1.1.0.php b/app/code/community/Bitpay/Bitcoins/sql/Bitcoins_setup/upgrade-1.0.0-1.1.0.php
index 7e9f14e..470be03 100644
--- a/app/code/community/Bitpay/Bitcoins/sql/Bitcoins_setup/upgrade-1.0.0-1.1.0.php
+++ b/app/code/community/Bitpay/Bitcoins/sql/Bitcoins_setup/upgrade-1.0.0-1.1.0.php
@@ -3,6 +3,6 @@
 $installer = $this;
 $installer->startSetup(); 
 
-$installer->run("ALTER TABLE `bitpay_ipns` ADD `pos_data` VARCHAR( 256 ) NOT NULL AFTER `url`;");
+$installer->run("ALTER TABLE `{$installer->getTable('Bitcoins/ipn')}` ADD `pos_data` VARCHAR( 256 ) NOT NULL AFTER `url`;");
  
 $installer->endSetup();
\ No newline at end of file