diff --git a/application/module/Helpers/Captcha.php b/application/module/Helpers/Captcha.php
index bd91224e..43a835b3 100644
--- a/application/module/Helpers/Captcha.php
+++ b/application/module/Helpers/Captcha.php
@@ -17,7 +17,7 @@ class Captcha extends \Zend_Controller_Plugin_Abstract
 	{
 		$this->captcha = new \Zend_Captcha_Image(array(  
 			  'captcha' => 'Image',
-			  'wordLen' => 6,
+			  'wordLen' => 4,
 			  'fontsize'=>16,
 			  'width' => 100,
 			  'height' => 38,