diff --git a/cogs/cog_fact.py b/cogs/cog_fact.py
index 0a693d3..ba4b3fc 100644
--- a/cogs/cog_fact.py
+++ b/cogs/cog_fact.py
@@ -3,6 +3,7 @@ import random
 import aiohttp
 import asyncio
 
+from os import getenv
 from dotenv import load_dotenv
 from discord import app_commands
 from discord import Embed
@@ -18,7 +19,7 @@ class Fact(MyCog):
         self.bot = bot
 
     @app_commands.command(name="fact")
-    async def fact(self, interaction: discord.Interaction, private=False):
+    async def fact(self, interaction: discord.Interaction, private: bool=False):
         """
         Vous reprendriez bien un petit shot de culture G ?
         :param interaction: discord interaction
@@ -33,14 +34,15 @@ class Fact(MyCog):
         try:
             async with aiohttp.ClientSession() as session:
                 response = await session.get("https://fr.wikipedia.org/api/rest_v1/page/random/summary", headers=headers)
+                data = await response.json()
 
                 embed = Embed(
-                        title=response.json.get("title", "Titre inconnu"),
-                        url=response.json.get("content_urls").get("desktop").get("page"),
-                        description=response.json.get('extract')
+                        title=data.get("title", "Titre inconnu"),
+                        url=data.get("content_urls").get("desktop").get("page"),
+                        description=data.get('extract')
                 )
 
-                embed.set_thumbnail(response.json.get('thumbnail').get('source'))
+                embed.set_thumbnail(url=data.get('thumbnail').get('source'))
 
                 await interaction.response.send_message("", embed=embed, ephemeral=private)
         except Exception as e: