diff --git a/main.py b/main.py
index 37994d2..e495281 100644
--- a/main.py
+++ b/main.py
@@ -18,7 +18,7 @@ answers_net_rus = {'нет', 'нeт', 'hет', 'heт'}
 answers_net_eng = {"net", "nеt"}
 answers_where_rus = {"где", "гдe"}
 answers_where_eng = {"gde", "gdе"}
-answers_300 = {"300"}
+answers_300 = {"300",}
 
 
 cache = TTLCache(settings.CACHE_SIZE, settings.CACHE_TTL)