diff --git a/pyrogram/connection/connection.py b/pyrogram/connection/connection.py
index <HASH>..<HASH> 100644
--- a/pyrogram/connection/connection.py
+++ b/pyrogram/connection/connection.py
@@ -36,7 +36,7 @@ class Connection:
         4: TCPIntermediateO
     }
 
-    def __init__(self, dc_id: int, test_mode: bool, ipv6: bool, proxy: dict, mode: int = 2):
+    def __init__(self, dc_id: int, test_mode: bool, ipv6: bool, proxy: dict, mode: int = 1):
         self.dc_id = dc_id
         self.ipv6 = ipv6
         self.proxy = proxy
Use TCPAbridged (async) connection mode