diff --git a/table_distributor.html b/table_distributor.html
index 0e6b061..5f69215 100644
--- a/table_distributor.html
+++ b/table_distributor.html
@@ -264,7 +264,7 @@ def fill_tables():
         
         new_person_id = 0
         while True:
-            new_person_id = random.sample(beig_id_set, 1)[0]
+            new_person_id = random.sample(list(beig_id_set), 1)[0]
             if new_person_id not in persons_set:
                 break