diff --git a/bot.py b/bot.py
index 8e51089..2191346 100644
--- a/bot.py
+++ b/bot.py
@@ -60,6 +60,9 @@ def __init__(self):
         # First declaration to be able to add commands to the guild
         self.hypixel_guild = discord.Object(int(self.config["HYPIXEL_GUILD_ID"]))
 
+        # First declaration to be able to add commands to the guild
+        self.my_guild = discord.Object(int(self.config["GUILD_ID"]))
+
     async def setup_hook(self):
         # Call commands and import tasks
         await commands(self)
@@ -76,6 +79,9 @@ async def on_ready(self):
         # Hypixel guild with all information
         self.hypixel_guild = self.get_guild(int(self.config["HYPIXEL_GUILD_ID"]))
 
+        # My guild with all information
+        self.my_guild = self.get_guild(int(self.config["GUILD_ID"]))
+
         # Log that the bot is ready and the number of guilds the bot is in
         self.bot_logger.info(f"{self.user} is now online and ready!")
         self.bot_logger.info(f"Number of servers I'm in : {len(self.guilds)}")
diff --git a/commands/birthdays.py b/commands/birthdays.py
index dd9f7b9..2e5e950 100644
--- a/commands/birthdays.py
+++ b/commands/birthdays.py
@@ -1,30 +1,82 @@
 from __future__ import annotations
 
-from datetime import datetime, timezone
-from typing import TYPE_CHECKING
+from datetime import date
+from typing import TYPE_CHECKING, Optional
 
 import discord
 from discord import app_commands
+from tomlkit import table
 
 from utils.birthdays import load_birthdays, save_birthdays
 
 if TYPE_CHECKING:
     from bot import ChouetteBot
 
+# Define command group based on the Group class
+class Birthday(app_commands.Group):
+    # Set command group name and description
+    def __init__(self):
+        super().__init__(name="birthday", description="Birthday management related commands")
 
-# Commande pour ajouter un anniversaire
-@app_commands.command(
-    name="add_birthday",
-    description="Permit the user to register his birthday",
-)
-async def add_birthday(interaction: discord.Interaction[ChouetteBot]):
-    date = datetime.now(tz=timezone.utc)
-    user_id = str(interaction.user.id)
-    birthdays = load_birthdays()
-    birthdays.table[user_id]
-    birthdays[user_id][interaction.user.name] = date
-    save_birthdays(birthdays)
-    await interaction.response.send_message("Anniversaire enregistré !", ephemeral=True)
+    # Commande pour ajouter un anniversaire
+    @app_commands.command(
+        name="add",
+        description="Permit the user to register his birthday",
+    )
+    async def add(self, interaction: discord.Interaction[ChouetteBot], day: int, month: int, year: Optional[int]):
+        if not year:
+            year = 1
+        try:
+            birth_date = date(year, month, day)
+        except ValueError:
+            pass
+        user_name = str(interaction.user.name)
+        user_id = str(interaction.user.id)
+        birthdays = load_birthdays()
+        if user_id not in birthdays:
+            user_info = table()
+            user_info["name"] = user_name
+            user_info["birthday"] = birth_date
+            birthdays.update({user_id:user_info})
+            save_birthdays(birthdays)
+            await interaction.response.send_message("Anniversaire enregistré !", ephemeral=True)
+        else:
+            await interaction.response.send_message(
+                "Vous avez déjà un anniversaire enregistré.\n"
+                "Vous pouvez le supprimer avec la commande `/birthday remove`\n"
+                "Vous pouvez aussi le modifier avec la commande `/birthday modify`",
+                ephemeral=True,
+            )
+
+
+    # Commande pour modifier un anniversaire
+    @app_commands.command(
+        name="modify",
+        description="Permit the user to modify his birthday",
+    )
+    async def modify(self, interaction: discord.Interaction[ChouetteBot], day: int, month: int, year: Optional[int]):
+        if not year:
+            year = 1
+        try:
+            birth_date = date(year, month, day)
+        except ValueError:
+            pass 
+        user_name = str(interaction.user.name)
+        user_id = str(interaction.user.id)
+        birthdays = load_birthdays()
+        if user_id in birthdays:
+            user_info = table()
+            user_info["name"] = user_name
+            user_info["birthday"] = birth_date
+            birthdays.update({user_id:user_info})
+            save_birthdays(birthdays)
+            await interaction.response.send_message("Anniversaire modifié !", ephemeral=True)
+        else:
+            await interaction.response.send_message(
+                "Vous n'avez pas d'anniversaire enregistré.\n"
+                "Vous pouvez l'ajouter avec la commande `/birthday add`",
+                ephemeral=True,
+            )
 
 
 # Commande pour supprimer un anniversaire
@@ -40,6 +92,4 @@ async def remove_birthday(interaction: discord.Interaction[ChouetteBot]):
         save_birthdays(birthdays)
         await interaction.response.send_message("Anniversaire supprimé !")
     else:
-        await interaction.response.send_message(
-            "Vous n'avez pas d'anniversaire enregistré.", ephemeral=True
-        )
+        await interaction.response.send_message("Vous n'avez pas d'anniversaire enregistré.", ephemeral=True)
diff --git a/commands/misc.py b/commands/misc.py
index e0fc3f2..7031335 100644
--- a/commands/misc.py
+++ b/commands/misc.py
@@ -76,7 +76,7 @@ def is_msg(msg: discord.Message) -> bool:
         return (message.id >> 22) <= (msg.id >> 22) <= (last_id >> 22)
 
     del_msg = await message.channel.purge(bulk=True, reason="Admin used bulk delete", check=is_msg)
-    await interaction.followup.send(f"{len(del_msg)} messages supprimés !", delete_after=2)
+    await interaction.followup.send(f"{len(del_msg)} messages supprimés !")
 
 
 # Make a bot information command
diff --git a/commands_list.py b/commands_list.py
index 17d0628..90ea5df 100644
--- a/commands_list.py
+++ b/commands_list.py
@@ -5,7 +5,7 @@
 import discord
 
 from commands.admin import whisper
-from commands.birthdays import add_birthday, remove_birthday
+from commands.birthdays import Birthday
 from commands.misc import cheh, delete, die_roll, info, latex, pin, ping
 from commands.skyblock import Skyblock
 
@@ -14,7 +14,6 @@
 
 # List the commands
 COMMANDS_LIST: tuple = (
-    add_birthday,
     cheh,
     delete,
     die_roll,
@@ -22,7 +21,6 @@
     latex,
     pin,
     ping,
-    remove_birthday,
     whisper,
 )
 
@@ -38,6 +36,9 @@ async def commands(client: ChouetteBot):
     # Add the Skyblock command group to my Hypixel guild
     client.tree.add_command(Skyblock(), guild=client.hypixel_guild)
 
+    # Add the Birthday command group to my guild
+    client.tree.add_command(Birthday(), guild=client.my_guild)
+
     # Create a global commands error handler
     @client.tree.error
     async def on_command_error(
diff --git a/tasks.py b/tasks.py
index 76c1c32..28b3be1 100644
--- a/tasks.py
+++ b/tasks.py
@@ -22,6 +22,7 @@ async def poke_ping():
     # Loop to check if it's 8:00 and send a message if it's someone's birthday
     @tasks.loop(hours=24)
     async def check_birthdays():
+<<<<<<< HEAD
         now = time.now()
         if now.hour == 8 and now.minute == 0:
             today = now.strftime("%d/%m")
@@ -32,6 +33,11 @@ async def check_birthdays():
                     await client.get_channel(int(client.config["BIRTHDAY_CHANNEL"])).send(
                         msg_birthday
                     )
+=======
+        user = "todo"
+        msg_birthday = f"\N{PARTY POPPER} {user.mention} is a year older now! Wish them a happy birthday! \N{PARTY POPPER}"
+        await client.get_channel(int(client.config["BIRTHDAY_CHANNEL"])).send(msg_birthday)
+>>>>>>> 3435db9 (fix birthday commands)
 
     # Start loop
     poke_ping.start()
diff --git a/utils/birthdays.py b/utils/birthdays.py
index 9f79295..343db96 100644
--- a/utils/birthdays.py
+++ b/utils/birthdays.py
@@ -1,6 +1,9 @@
+from pathlib import Path
+
 import tomlkit
 
-birthday_file_path = "data/birthdays.toml"
+Path("data").mkdir(exist_ok=True)
+birthday_file_path = Path("data", "birthdays.toml")
 
 
 # Charge les anniversaires depuis un fichier TOML