diff --git a/classes/controller/Controller.php b/classes/controller/Controller.php
index 7e4ebf6ed..0d4591455 100644
--- a/classes/controller/Controller.php
+++ b/classes/controller/Controller.php
@@ -175,8 +175,8 @@ abstract class ControllerCore
 			// then using displayAjax[action]
 			if ($this->ajax)
 			{
-				$action = Tools::getValue('action');
-				if (!empty($action) && method_exists($this, 'displayAjax'.Tools::toCamelCase($action, true)))
+				$action = Tools::toCamelCase(Tools::getValue('action', true));
+				if (!empty($action) && method_exists($this, $action))
 					$this->{'displayAjax'.$action}();
 				elseif (method_exists($this, 'displayAjax'))
 					$this->displayAjax();
diff --git a/tools/profiling/Controller.php b/tools/profiling/Controller.php
index 1b55dd0dd..923faccec 100644
--- a/tools/profiling/Controller.php
+++ b/tools/profiling/Controller.php
@@ -227,8 +227,8 @@ abstract class Controller extends ControllerCore
 			// then using displayAjax[action]
 			if ($this->ajax)
 			{
-				$action = Tools::getValue('action');
-				if (!empty($action) && method_exists($this, 'displayAjax'.Tools::toCamelCase($action)))
+				$action = 'displayAjax'.Tools::toCamelCase(Tools::getValue('action', true));
+				if (!empty($action) && method_exists($this, $action))
 					$this->{'displayAjax'.$action}();
 				elseif (method_exists($this, 'displayAjax'))
 					$this->displayAjax();