diff --git a/tfjm/middlewares.py b/tfjm/middlewares.py
index e19731f..b20051c 100644
--- a/tfjm/middlewares.py
+++ b/tfjm/middlewares.py
@@ -6,6 +6,7 @@ from threading import local
 from django.contrib.sessions.backends.db import SessionStore
 
 from member.models import TFJMUser
+from tournament.models import Pool
 
 USER_ATTR_NAME = getattr(settings, 'LOCAL_USER_ATTR_NAME', '_current_user')
 SESSION_ATTR_NAME = getattr(settings, 'LOCAL_SESSION_ATTR_NAME', '_current_session')
@@ -75,6 +76,11 @@ class ExtraAccessMiddleware(object):
     def __call__(self, request):
         if "extra_access_token" in request.GET:
             request.session["extra_access_token"] = request.GET["extra_access_token"]
+            if request.user.is_authenticated:
+                pool = Pool.objects.filter(extra_access_token=request.GET["extra_access_token"])
+                if pool.exists():
+                    pool.juries.add(request.user)
+                    pool.save()
         else:
             request.session.setdefault("extra_access_token", "")
         return self.get_response(request)