diff --git a/api/libs/broadcast_channel/redis/streams_channel.py b/api/libs/broadcast_channel/redis/streams_channel.py
index 0218170cc1..b3e242b9d7 100644
--- a/api/libs/broadcast_channel/redis/streams_channel.py
+++ b/api/libs/broadcast_channel/redis/streams_channel.py
@@ -89,7 +89,7 @@ class _StreamsSubscription(Subscription):
         # deadlock.
 
         # Setting initial last id to `$` to signal redis that we only want new messages.
-        #        
+        #
         # ref: https://redis.io/docs/latest/commands/xread/#the-special--id
         last_id = "$"
         try: