diff --git a/proxy/tg_ws_proxy.py b/proxy/tg_ws_proxy.py
index 5a4bac2..9bdeaca 100644
--- a/proxy/tg_ws_proxy.py
+++ b/proxy/tg_ws_proxy.py
@@ -477,6 +477,8 @@ class _MsgSplitter:
 
 
 def _ws_domains(dc: int, is_media) -> List[str]:
+    if dc == 203:
+        dc = 2
     if is_media is None or is_media:
         return [f'kws{dc}-1.web.telegram.org', f'kws{dc}.web.telegram.org']
     return [f'kws{dc}.web.telegram.org', f'kws{dc}-1.web.telegram.org']