diff --git a/OsmAnd-telegram/src/main/java/net/osmand/telegramtest/TelegramHelper.kt b/OsmAnd-telegram/src/main/java/net/osmand/telegramtest/TelegramHelper.kt
index 5cd5f023d4..6b89f9f83b 100644
--- a/OsmAnd-telegram/src/main/java/net/osmand/telegramtest/TelegramHelper.kt
+++ b/OsmAnd-telegram/src/main/java/net/osmand/telegramtest/TelegramHelper.kt
@@ -146,7 +146,7 @@ class TelegramHelper private constructor() {
                 parameters.apiHash = "a3406de8d171bb422bb6ddf3bbd800e2"
                 parameters.systemLanguageCode = "en"
                 parameters.deviceModel = "Android"
-                parameters.systemVersion = "Unknown"
+                parameters.systemVersion = "OsmAnd Telegram"
                 parameters.applicationVersion = "1.0"
                 parameters.enableStorageOptimizer = true