diff --git a/cogs/commands.py b/cogs/commands.py
index 3de21fe..4bea166 100755
--- a/cogs/commands.py
+++ b/cogs/commands.py
@@ -221,9 +221,13 @@ class Commands(commands.Cog):
         """Fais l'appel⁢⁢⁢⁢⁢\n	➡ Syntaxe: .appel [ID salon vocal] """
         voice_channels = []
         voice_channels.extend(ctx.guild.voice_channels)
-        if voice_channel:
-            voice_channels = [self.bot.get_channel(voice_channel)]
         await ctx.message.add_reaction(emoji = "✅")
+        if voice_channel:
+            canal = self.bot.get_channel(voice_channel)
+            if canal.type.__str__() == "voice":
+                voice_channels = [canal]
+            else:
+                return await ctx.send("Tu as spécifié un channel textuelle et non vocal.")
         if len(voice_channels) > 0:
             embed = discord.Embed(title = "Réagissez à ce message avec ✋ pour signaler votre présence.", description = f"(attention, je réagis aussi) — Professeur : {ctx.author.mention}")
             for channel in voice_channels: