diff --git a/draw/models.py b/draw/models.py
index 7270f9e..5c75456 100644
--- a/draw/models.py
+++ b/draw/models.py
@@ -399,6 +399,8 @@ class Pool(models.Model):
                 passage.observer = tds[line[3]].participation
                 await passage.asave()
 
+        await sync_to_async(self.associated_pool.update_spreadsheet)()
+
         return self.associated_pool
 
     def __str__(self):