diff --git a/admin-dev/themes/default/template/controllers/performance/helpers/form/form.tpl b/admin-dev/themes/default/template/controllers/performance/helpers/form/form.tpl
index 6a80019fd..b62fc272c 100644
--- a/admin-dev/themes/default/template/controllers/performance/helpers/form/form.tpl
+++ b/admin-dev/themes/default/template/controllers/performance/helpers/form/form.tpl
@@ -186,7 +186,7 @@
 			return false;
 		});
 
-		$('input[name="smarty_force_compile"], input[name="smarty_cache"], input[name="smarty_console"]').change(function(){
+		$('input[name="smarty_force_compile"], input[name="smarty_cache"], input[name="smarty_console"], input[name="smarty_console_key"]').change(function(){
 			$('#smarty_up').val(1);
 		});
 
diff --git a/config/smarty.config.inc.php b/config/smarty.config.inc.php
index ad9a72df4..392b42a58 100644
--- a/config/smarty.config.inc.php
+++ b/config/smarty.config.inc.php
@@ -44,7 +44,10 @@ $smarty->debugging = false;
 $smarty->debugging_ctrl = 'NONE';
 
 if (Configuration::get('PS_SMARTY_CONSOLE') == _PS_SMARTY_CONSOLE_OPEN_BY_URL_)
+{
 	$smarty->debugging_ctrl = 'URL';
+	$smarty->smarty_debug_id = Configuration::get('PS_SMARTY_CONSOLE_KEY');
+}
 else if (Configuration::get('PS_SMARTY_CONSOLE') == _PS_SMARTY_CONSOLE_OPEN_)
 	$smarty->debugging = true;
 
diff --git a/controllers/admin/AdminPerformanceController.php b/controllers/admin/AdminPerformanceController.php
index 662f4426c..ef4bd674e 100644
--- a/controllers/admin/AdminPerformanceController.php
+++ b/controllers/admin/AdminPerformanceController.php
@@ -118,12 +118,20 @@ class AdminPerformanceControllerCore extends AdminController
 						)
 					)
 				),
+				array(
+					'type' => 'text',
+					'label' => $this->l('Debug console Key'),
+					'name' => 'smarty_console_key',
+					'size' => 30,
+					'desc' => $this->l('SMARTY_DEBUG parameter in the URL.')
+				),
 			)
 		);
 
 		$this->fields_value['smarty_force_compile'] = Configuration::get('PS_SMARTY_FORCE_COMPILE');
 		$this->fields_value['smarty_cache'] = Configuration::get('PS_SMARTY_CACHE');
 		$this->fields_value['smarty_console'] = Configuration::get('PS_SMARTY_CONSOLE');
+		$this->fields_value['smarty_console_key'] = Configuration::get('PS_SMARTY_CONSOLE_KEY');
 	}
 
 	public function initFieldsetFeaturesDetachables()
@@ -586,7 +594,8 @@ class AdminPerformanceControllerCore extends AdminController
 				Configuration::updateValue('PS_SMARTY_FORCE_COMPILE', Tools::getValue('smarty_force_compile', _PS_SMARTY_NO_COMPILE_));
 				Configuration::updateValue('PS_SMARTY_CACHE', Tools::getValue('smarty_cache', 0));
 				Configuration::updateValue('PS_SMARTY_CONSOLE', Tools::getValue('smarty_console', 0));
-				$redirectAdmin = true;
+				Configuration::updateValue('PS_SMARTY_CONSOLE_KEY', Tools::getValue('smarty_console_key', 'SMARTY_DEBUG'));
+				$redirecAdmin = true;
 			}
 			else
 				$this->errors[] = Tools::displayError('You do not have permission to edit this.');
@@ -817,4 +826,4 @@ class AdminPerformanceControllerCore extends AdminController
 		die;
     }
 
-}
\ No newline at end of file
+}
diff --git a/install-dev/data/xml/configuration.xml b/install-dev/data/xml/configuration.xml
index 2494938f3..62ec8b354 100644
--- a/install-dev/data/xml/configuration.xml
+++ b/install-dev/data/xml/configuration.xml
@@ -771,6 +771,9 @@ Country</value>
     </configuration>
     <configuration id="PS_CUSTOMER_CREATION_EMAIL" name="PS_CUSTOMER_CREATION_EMAIL">
       <value>1</value>
+    </configuration>	  
+    <configuration id="PS_SMARTY_CONSOLE_KEY" name="PS_SMARTY_CONSOLE_KEY">
+      <value>SMARTY_DEBUG</value>
     </configuration>
   </entities>
 </entity_configuration>
diff --git a/install-dev/upgrade/sql/1.5.5.0.sql b/install-dev/upgrade/sql/1.5.5.0.sql
index 0c0452d73..27118c735 100644
--- a/install-dev/upgrade/sql/1.5.5.0.sql
+++ b/install-dev/upgrade/sql/1.5.5.0.sql
@@ -34,3 +34,5 @@ ALTER TABLE `PREFIX_product_shop` DROP INDEX `date_add`, ADD INDEX `date_add` (`
 UPDATE `PREFIX_hook` SET `live_edit` = '1' WHERE `name` LIKE 'leftcolumn';
 
 UPDATE `PREFIX_configuration` SET `name` = '0' WHERE `name` LIKE 'PS_LEGACY_IMAGES' AND `value` LIKE '1';
+
+INSERT INTO `PREFIX_configuration` (`name`, `value`, `date_add`, `date_upd`) VALUES('PS_SMARTY_CONSOLE_KEY', 'SMARTY_DEBUG', NOW(), NOW());