diff --git a/asmodee.py b/asmodee.py
index b306fcc..b594bbe 100755
--- a/asmodee.py
+++ b/asmodee.py
@@ -1495,6 +1495,9 @@ def invitations(room_id, state): # Reponse aux invitations
 	try:
 		global bot
 		bot.client.join_room(room_id)
+		room_id = event['room_id']
+		room = bot.client.rooms[room_id]
+
 		if ('welcome' in liste_mod):
 			modules[room.room_id, 'welcome'] = True
 		if ('roll' in liste_mod):