diff --git a/main.pyw b/main.pyw
index d4349b2..d429815 100644
--- a/main.pyw
+++ b/main.pyw
@@ -13,17 +13,17 @@ from source.definition import *
 
 class ClassApp():
     from source.__init__ import __init__
-    from source.translate import translate
+    from source.translate import translate, change_language, get_language
     from source.Progress import Progress
     from source.check_update import check_update
     from source.StateButton import StateButton
     from source.create_lecode_config import create_lecode_config
     from source.patch_file import patch_file
     from source.install_mod import install_mod
+    from source.restart import restart
 
 
-# TODO: Langue
 # TODO: Wiki Github
 # TODO: Autogénération des bmg
 App = ClassApp()
-mainloop()
\ No newline at end of file
+App.root.mainloop()
\ No newline at end of file
diff --git a/source/__init__.py b/source/__init__.py
index 741c41e..81042df 100644
--- a/source/__init__.py
+++ b/source/__init__.py
@@ -8,21 +8,31 @@ from .definition import *
 from .check_update import check_update
 from .translate import translate
 
-
 def __init__(self):
-    self.language = "fr"
+    self.language = self.get_language()
 
     self.root = Tk()
     self.root.title(self.translate("MKWFaraphel Installateur"))
     self.root.resizable(False, False)
     self.root.iconbitmap(bitmap="./icon.ico")
 
-    self.frame_game_path = LabelFrame(self.root, text=self.translate("Jeu original"))
-    self.frame_game_path.grid(row=1, column=1)
-
     self.check_update()
     self.path_mkwf = None
 
+    self.frame_language = Frame(self.root)
+    self.frame_language.grid(row=1, column=1, sticky="E")
+
+    Label(self.frame_language, text=self.translate("Langage : ")).grid(row=1, column=1)
+    self.listbox_language = ttk.Combobox(self.frame_language, values=["fr", "en"], width=5)
+    self.listbox_language.set(self.language)
+    self.listbox_language.grid(row=1, column=2)
+
+
+    self.listbox_language.bind("<<ComboboxSelected>>", lambda x: self.change_language())
+
+    self.frame_game_path = LabelFrame(self.root, text=self.translate("Jeu original"))
+    self.frame_game_path.grid(row=2, column=1)
+
     entry_game_path = Entry(self.frame_game_path, width=50)
     entry_game_path.grid(row=1, column=1, sticky="NEWS")
 
@@ -71,7 +81,7 @@ def __init__(self):
                                        self.translate("Cette ROM est déjà moddé, " +
                                                       "il est déconseillé de l'utiliser pour installer le mod"))
 
-            self.frame_action.grid(row=2, column=1, sticky="NEWS")
+            self.frame_action.grid(row=3, column=1, sticky="NEWS")
             self.Progress(show=False)
 
         t = Thread(target=func)
diff --git a/source/restart.py b/source/restart.py
new file mode 100644
index 0000000..f23f641
--- /dev/null
+++ b/source/restart.py
@@ -0,0 +1,7 @@
+import sys
+import os
+
+
+def restart(self):
+    os.execl(sys.executable, f'"{sys.executable}"', *sys.argv)
+    sys.exit()
\ No newline at end of file
diff --git a/source/translate.py b/source/translate.py
index 1b06818..78b6dbb 100644
--- a/source/translate.py
+++ b/source/translate.py
@@ -1,9 +1,24 @@
 import json
 
+
 def translate(self, text):
     with open("./translation.json", encoding="utf-8") as f:
         translation = json.load(f)
     if self.language in translation:
         _lang_trad = translation[self.language]
         if text in _lang_trad: return _lang_trad[text]
-    return text
\ No newline at end of file
+    return text
+
+
+def change_language(self):
+    with open("./translation.json", encoding="utf-8") as f: translation = json.load(f)
+    translation["selected"] = self.listbox_language.get()
+    with open("./translation.json", "w", encoding="utf-8") as f: json.dump(translation, f)
+
+    self.restart()
+
+
+def get_language(self):
+    with open("./translation.json", encoding="utf-8") as f: translation = json.load(f)
+    if "selected" in translation: return translation["selected"]
+    else: return "fr"
\ No newline at end of file
diff --git a/translation.json b/translation.json
index 7081b9f..09d0d68 100644
--- a/translation.json
+++ b/translation.json
@@ -1,39 +1 @@
-{
-  "en": {
-    "MKWFaraphel Installateur": "MKWFaraphel Installer",
-    "Jeu Wii": "Wii game",
-    "Jeu original": "Original game",
-    "Erreur": "Error",
-    "Le chemin de fichier est invalide": "The file path in invalid",
-    "Attention": "Warning",
-    "Ce dossier sera écrasé si vous installer le mod !\nÊtes-vous sûr de vouloir l'utiliser ?": "This directory will be overwritten if you install the mod !\nAre you sure you want to use it ?",
-    "Extraction du jeu...": "Extracting the game...",
-    "Le type de fichier n'est pas reconnu": "This file type is not supported",
-    "Cette ROM est déjà moddé, il est déconseillé de l'utiliser pour installer le mod": "This game is already modded, it is not recommended to use it to install the mod",
-    "Extraire le fichier": "Extract file",
-    "Preparer les fichiers": "Prepare files",
-    "Action": "Action",
-    "Installer le mod": "Install mod",
-    "Dossier": "Directory",
-
-    "Mise à jour disponible !": "Update available !",
-    "Une mise à jour est disponible, souhaitez-vous l'installer ?": "An update is available, do you want to install it ?",
-    "Téléchargement de Updater en cours...": "Downloading the Updater...",
-    "fin du téléchargement, début de l'extraction...": "end of the download, extracting...",
-    "fin de l'extraction": "finished extracting",
-    "lancement de l'application...": "starting application...",
-
-    "Modification de": "Modifying",
-    "Recompilation de": "Recompilating",
-    "Conversion en": "Converting to",
-    "Changement de l'ID du jeu": "editing game's ID",
-    "Fin": "End",
-    "L'installation est terminé !": "The mod has been installed !",
-
-    "Conversion des fichiers": "Converting files",
-    "Conversion des images": "Converting images",
-    "Conversion des textes": "Converting texts",
-    "Conversion des courses": "Converting races",
-    "Configuration de LE-CODE": "Configurating LE-CODE"
-  }
-}
\ No newline at end of file
+{"en": {"MKWFaraphel Installateur": "MKWFaraphel Installer", "Jeu Wii": "Wii game", "Jeu original": "Original game", "Erreur": "Error", "Le chemin de fichier est invalide": "The file path in invalid", "Attention": "Warning", "Ce dossier sera \u00e9cras\u00e9 si vous installer le mod !\n\u00cates-vous s\u00fbr de vouloir l'utiliser ?": "This directory will be overwritten if you install the mod !\nAre you sure you want to use it ?", "Extraction du jeu...": "Extracting the game...", "Le type de fichier n'est pas reconnu": "This file type is not supported", "Cette ROM est d\u00e9j\u00e0 modd\u00e9, il est d\u00e9conseill\u00e9 de l'utiliser pour installer le mod": "This game is already modded, it is not recommended to use it to install the mod", "Extraire le fichier": "Extract file", "Preparer les fichiers": "Prepare files", "Action": "Action", "Installer le mod": "Install mod", "Dossier": "Directory", "Langage : ": "Language : ", "Mise \u00e0 jour disponible !": "Update available !", "Une mise \u00e0 jour est disponible, souhaitez-vous l'installer ?": "An update is available, do you want to install it ?", "T\u00e9l\u00e9chargement de Updater en cours...": "Downloading the Updater...", "fin du t\u00e9l\u00e9chargement, d\u00e9but de l'extraction...": "end of the download, extracting...", "fin de l'extraction": "finished extracting", "lancement de l'application...": "starting application...", "Modification de": "Modifying", "Recompilation de": "Recompilating", "Conversion en": "Converting to", "Changement de l'ID du jeu": "editing game's ID", "Fin": "End", "L'installation est termin\u00e9 !": "The mod has been installed !", "Conversion des fichiers": "Converting files", "Conversion des images": "Converting images", "Conversion des textes": "Converting texts", "Conversion des courses": "Converting races", "Configuration de LE-CODE": "Configurating LE-CODE"}, "selected": "en"}
\ No newline at end of file