diff --git a/docs/developpers.rst b/docs/developpers.rst
index eab20a9e..4991e487 100644
--- a/docs/developpers.rst
+++ b/docs/developpers.rst
@@ -24,12 +24,11 @@ Here is a template example of such a captcha module:
 
    <?php namespace captcha;
    
-   include_once( __DIR__ . "/Captcha.php");
    require_once(__DIR__."/../../vendor/autoload.php");
       
    # use/require any dependency here
    
-   class MyCustomClass extends Captcha
+   class MyCustomClass
    {
        #private $captcha_property;
 
diff --git a/lib/captcha.inc.php b/lib/captcha.inc.php
index 81d5f8b4..5742fa87 100644
--- a/lib/captcha.inc.php
+++ b/lib/captcha.inc.php
@@ -7,7 +7,6 @@
     if(file_exists(__DIR__ . "/../lib/captcha/" . $captcha_class . ".php"))
     {
         $captcha_fullclass = "captcha\\$captcha_class";
-        require_once(__DIR__ . "/../lib/captcha/Captcha.php");
         require_once(__DIR__ . "/../lib/captcha/" . $captcha_class . ".php");
         error_log("Captcha module $captcha_class successfully loaded");
 
diff --git a/lib/captcha/Captcha.php b/lib/captcha/Captcha.php
deleted file mode 100644
index b7a3f967..00000000
--- a/lib/captcha/Captcha.php
+++ /dev/null
@@ -1,17 +0,0 @@
-<?php namespace captcha;
-
-class Captcha
-{
-
-    #private $captcha_property;
-
-    public function __construct()
-    {
-         #$this->captcha_property = $property;
-    }
-
-
-}
-
-
-?>
diff --git a/lib/captcha/InternalCaptcha.php b/lib/captcha/InternalCaptcha.php
index edf2e502..29a477eb 100644
--- a/lib/captcha/InternalCaptcha.php
+++ b/lib/captcha/InternalCaptcha.php
@@ -1,13 +1,19 @@
 <?php namespace captcha;
 
-include_once( __DIR__ . "/Captcha.php");
 require_once(__DIR__."/../../vendor/autoload.php");
 use Gregwar\Captcha\PhraseBuilder;
 use Gregwar\Captcha\CaptchaBuilder;
 
-class InternalCaptcha extends Captcha
+class InternalCaptcha
 {
 
+    #private $captcha_property;
+
+    public function __construct()
+    {
+         #$this->captcha_property = $property;
+    }
+
     # Function that insert extra css
     function generate_css_captcha(){
         $captcha_css = '