diff --git a/pyrogram/client/client.py b/pyrogram/client/client.py
index e0a16c2b..5e0d06ba 100644
--- a/pyrogram/client/client.py
+++ b/pyrogram/client/client.py
@@ -121,7 +121,7 @@ class Client:
 
     INVITE_LINK_RE = re.compile(r"^(?:https?://)?(?:t\.me/joinchat/)?([\w-]+)$")
     DIALOGS_AT_ONCE = 100
-    UPDATES_WORKERS = 2
+    UPDATES_WORKERS = 1
     DOWNLOAD_WORKERS = 1
 
     def __init__(self,