diff --git a/models/behaviour/base.py b/models/behaviour/base.py
index 6659613..a549120 100644
--- a/models/behaviour/base.py
+++ b/models/behaviour/base.py
@@ -163,8 +163,10 @@ class BaseModel:
         if self._http_client is not None and self._alert_url is not None:
             response = await self._http_client.post(
                 url = self._alert_url,
+                headers = {
+                    "X-Session-Token": session_token
+                },
                 json = {
-                    "sessionToken": session_token,
                     "message": message,
                     "type": alert_type
                 }