diff --git a/src/kassandra/__main__.py b/src/kassandra/__main__.py
index 0d1294e..e6ae08c 100644
--- a/src/kassandra/__main__.py
+++ b/src/kassandra/__main__.py
@@ -3,6 +3,7 @@ import asyncio
 
 from .config import load_config
 from .bot import send_messages
+from .format import format_alerts
 from .webhook import run_webhook
 
 async def main():
@@ -12,14 +13,19 @@ async def main():
 
     config = load_config(args.config)
     alert_queue = asyncio.Queue()
+    message_queue = asyncio.Queue()
 
     bot_corout = send_messages(
-        alert_queue, # Will change in the futur
+        message_queue,
         config.username,
         config.homeserver,
         config.password,
         config.alert_rooms
     )
+    format_corout = format_alerts(
+        alert_queue,
+        message_queue
+    )
     webhook_corout = run_webhook(
         alert_queue,
         config.host,
@@ -29,6 +35,7 @@ async def main():
 
     await asyncio.gather(
         bot_corout,
+        format_corout,
         webhook_corout
     )
 
diff --git a/src/kassandra/format.py b/src/kassandra/format.py
new file mode 100644
index 0000000..7daad51
--- /dev/null
+++ b/src/kassandra/format.py
@@ -0,0 +1,31 @@
+"""
+Format the alert message.
+"""
+
+import asyncio
+from typing import (
+    Any,
+    NoReturn
+)
+
+def format_alert(
+    alert: dict[str, Any]
+)->str:
+    """
+        Format an alert in json format to a nice string.
+    """
+    return str(alert)
+
+async def format_alerts(
+    alert_queue: asyncio.Queue[dict[str,Any]],
+    message_queue: asyncio.Queue[str]
+)->NoReturn:
+    """
+        Read alerts from alert_queue, format them, and put them in message_queue.
+    """
+    while True:
+        alert = await alert_queue.get()
+        message = format_alert(alert)
+        await message_queue.put(message)
+        alert_queue.task_done()
+