diff --git a/composer.json b/composer.json
index 728025e..3698e32 100644
--- a/composer.json
+++ b/composer.json
@@ -8,11 +8,11 @@
         }
     ],
     "require": {
-        "krutush/template": "dev-master"
+        "krutush/template": "dev-develop"
     },
     "autoload": {
         "psr-4": {
             "Krutush\\Form\\": "src/"
         }
     }
-}
\ No newline at end of file
+}
diff --git a/src/Element.php b/src/Element.php
index c946c26..49bdfa4 100644
--- a/src/Element.php
+++ b/src/Element.php
@@ -21,12 +21,12 @@ class Element{
         return $this;
     }
 
-    public function value(string $value) : self{
+    public function value(string $value = null) : self{
         $this->data['value'] = $value;
         return $this;
     }
 
-    public function get() : ?string{
+    public function get(){
         return $this->data['value'];
     }
 
@@ -35,7 +35,7 @@ class Element{
         return $this;
     }
 
-    public function valid(mixed $data)/* :bool|string */{
+    public function valid($data)/* :bool|string */{
         if((!isset($data) || empty($data)) && isset($this->data['required']) && $this->data['required'] == true)
             return 'requis';
 
diff --git a/src/Form.php b/src/Form.php
index 4f87808..e95149b 100644
--- a/src/Form.php
+++ b/src/Form.php
@@ -12,7 +12,7 @@ class Form {
     private $errors = array();
     private $set = false;
 
-    public function __construct(string $name, string $path, bool $extention = true, bool $folder = true){
+    public function __construct(string $name, string $path, string $extention = null, bool $folder = true){
         $this->name = $name;
         $tpl = new Html($path, $extention, $folder);
         $tpl->set($name, $this)
@@ -145,7 +145,7 @@ function SelectOther(source, other){
             $this->elements[] = $thing;
     }
 
-    public function get(string $name) : ?Element{
+    public function get(string $name) : Element{
         foreach($this->elements as $element){
             if($element->name() == $name)
                 return $element;
diff --git a/src/Input.php b/src/Input.php
index f65c6c8..c3e4a95 100644
--- a/src/Input.php
+++ b/src/Input.php
@@ -64,7 +64,7 @@ class Input extends Element{
         return $this;
     }
 
-    public function valid(mixde $data)/*: bool|string*/{
+    public function valid($data)/*: bool|string*/{
         $parent = parent::valid($data);
 
         if($parent !== true || !isset($data))
diff --git a/src/Select.php b/src/Select.php
index 5d8ba84..cdd10bc 100644
--- a/src/Select.php
+++ b/src/Select.php
@@ -33,7 +33,7 @@ class Select extends Element{
     }
 
 
-    public function valid(mixed $data)/*: bool|string*/{
+    public function valid($data)/*: bool|string*/{
         $parent = parent::valid($data);
         if($parent !== true || !isset($data))
             return $parent;
diff --git a/src/TextArea.php b/src/TextArea.php
index 89a8372..2224ceb 100644
--- a/src/TextArea.php
+++ b/src/TextArea.php
@@ -3,7 +3,7 @@
 namespace Krutush\Form;
 
 class TextArea extends Element{
-    public function valid(mixed $data)/*: bool|string*/{
+    public function valid($data)/*: bool|string*/{
         return parent::valid($data);
     }