diff --git a/toitadesbot.py b/toitadesbot.py
index e586392..a3482cd 100755
--- a/toitadesbot.py
+++ b/toitadesbot.py
@@ -19,7 +19,7 @@ sounds_folder = 'Sounds'
 
 intents = discord.Intents.default()
 intents.message_content = True
-bot = commands.Bot(command_prefix='>', intents=intents)
+bot = commands.Bot(command_prefix='$', intents=intents)
 
 @bot.command()
 async def list(ctx):
@@ -27,7 +27,7 @@ async def list(ctx):
 
 @bot.command()
 async def play(ctx, arg):
-    filepath = computePath(arg)
+    filepath = computePath(sanitizeFileName(arg))
     if os.path.isfile(filepath):
         with open(filepath, mode='rb') as file:
             await ctx.send(file=discord.File(file, filename=arg + ".mp3"))
@@ -35,17 +35,24 @@ async def play(ctx, arg):
         await ctx.send("connais pas " + arg)
 
 @bot.command()
-async def add(ctx, name, url, start, end):
-    if os.path.isfile(computePath(name)):
+async def add(ctx, name, url, start=-1, end=-1):
+    filename = sanitizeFileName(name)
+    if os.path.isfile(computePath(filename)):
         await ctx.send("Ce nom est déjà utilisé, merci d'en choisir un autre.")
         return
-    downloadAndCutVideo(url, name, start, end)
-    await play(name)
+    downloadAndCutVideo(url, filename, start, end)
+    await play(ctx, filename)
 
 @bot.command()
 async def remove(ctx, name):
-    os.remove(computePath(name))
-    await ctx.send("salut mon pote !")
+    filename = sanitizeFileName(name)
+    os.remove(computePath(filename))
+    await ctx.send(filename + " a été supprimé. Salut mon pote !")
+
+@bot.command()
+async def search(ctx, keyword)
+    searchTerm = sanitizeFileName(keyword)
+    await ctx.send(filename + " a été supprimé. Salut mon pote !")
 
 def listSounds():
     soundLists = "```\n"
@@ -88,5 +95,9 @@ def downloadVideo(url, filename):
 def computePath(filename):
     return sounds_folder + '/' + filename + ".mp3"
 
+def sanitizeFileName(filename):
+    return re.sub(r"[/\\?%*:|\"<>\x7F\x00-\x1F]", "-", filename)
+
+
 
 bot.run(sys.argv[1])