diff --git a/libs/bulletin/Note.lib.php b/libs/bulletin/Note.lib.php
index ac0a4c0..4fca14a 100644
--- a/libs/bulletin/Note.lib.php
+++ b/libs/bulletin/Note.lib.php
@@ -8,7 +8,7 @@ class Note {
   private $coef;
   private $max;
 
-  public function __construct(string $intitule, int $note, int $max, float $coef = 1.0) {
+  public function __construct(string $intitule, float $note, float $max, float $coef = 1.0) {
     $this->intitule = $intitule;
     $this->note = $note;
     $this->coef = $coef;
@@ -24,7 +24,7 @@ class Note {
   }
 
   public function getNoteOn20() {
-    return ($this->note / $this->max) * 20;
+    return ($this->note / $this->max) * 20.0;
   }
 
   public function getCoef() {