diff --git a/ui/i18n/en.json b/ui/i18n/en.json
index a2ca8c7..876788e 100644
--- a/ui/i18n/en.json
+++ b/ui/i18n/en.json
@@ -42,7 +42,7 @@
   "tip.host": "Address the proxy listens on.\nUsually 127.0.0.1 for localhost, 0.0.0.0 for all interfaces",
   "tip.port": "Proxy port. Telegram Desktop proxy settings must use the same port",
   "tip.secret": "Secret key for client authorization",
-  "tip.dc": "Mapping of Telegram data center (DC) number to server IP.\nEach line: «number:IP», e.g. 4:149.154.167.220. The proxy routes traffic to Telegram servers using these rules\n\nIf media does not work with CF proxy enabled, try removing the line 2:149.154.167.220",
+  "tip.dc": "Mapping of Telegram data center (DC) number to web.telegram.org dc server IP.\nEach line: «number:IP», e.g. 4:149.154.167.220. The proxy routes traffic to Telegram servers using these rules\n\nIf connection fails then fallbacks are used",
   "tip.verbose": "When enabled, more details are written to the log file — useful for troubleshooting",
   "tip.buf_kb": "Receive/send buffer size in kilobytes.\nA larger value allocates more memory per socket",
   "tip.pool": "How many parallel WebSocket sessions per data center can be kept open.\nIncreasing may help under high load",