diff --git a/class/animal.php b/class/animal.php
index fe79944fcfaa0e08e518250530165236d8aea01b..99949225cc860266fc9d28d5dcc16dec19107e5e 100644
--- a/class/animal.php
+++ b/class/animal.php
@@ -9,8 +9,8 @@ class Animal extends Objet
     private $poids;
     private $genre;
     private $sterile;
-    private $date_naissance;
-    private $date_deces;
+    private $dateNaissance;
+    private $dateDeces;
     private $taille;
     private $code;
 
diff --git a/class/espece.php b/class/espece.php
index af9a00864e681fcff0a3b1f46e3b3697b4ba766a..014280acb44834fadb6b7f8b766a9f80405c5d76 100644
--- a/class/espece.php
+++ b/class/espece.php
@@ -3,7 +3,7 @@
 class Espece extends Objet
 {
     private $nom;
-    private $prix_consult;
+    private $prixConsult;
 
     public function nom()
     {
diff --git a/class/facture.php b/class/facture.php
index 73fb3160e53df83eb40c0a1556a1adbaaa54d510..8ab7aa576210d919928c07a0613863fcc5cd2b82 100644
--- a/class/facture.php
+++ b/class/facture.php
@@ -5,10 +5,10 @@ class Facture extends Objet
     private $id;
     private $employe;
     private $animal;
-    private $date_edition;
-    private $date_paiement;
-    private $moyen_paiement;
-    private $prix_total;
+    private $dateEdition;
+    private $datePaiement;
+    private $moyenPaiement;
+    private $prixTotal;
 
     public function id()
     {
diff --git a/class/race.php b/class/race.php
index 0718fcc64099a608094ac94946d18a9c843ff886..1e6151bcbe36186339965822d16aa74df148016f 100644
--- a/class/race.php
+++ b/class/race.php
@@ -4,7 +4,7 @@ class Race extends Objet
 {
     private $nom;
     private $espece;
-    private $prix_intervention;
+    private $prixIntervention;
 
     public function nom()
     {