diff --git a/app/src/main/java/ru/risdeveau/geotracker/Data.kt b/app/src/main/java/ru/risdeveau/geotracker/Data.kt
index 8c74918..53883c8 100644
--- a/app/src/main/java/ru/risdeveau/geotracker/Data.kt
+++ b/app/src/main/java/ru/risdeveau/geotracker/Data.kt
@@ -8,6 +8,6 @@ package ru.risdeveau.geotracker
 import splitties.preferences.Preferences
 
 object SettingsPreferences : Preferences("settings") {
-    var username by stringPref("username", "anonimous")
-    var url by stringPref("url", "https://example.com")
+    var username by stringPref("username", "")
+    var url by stringPref("url", "https://geo.tmp.codrs.ru")
 }
\ No newline at end of file
diff --git a/app/src/main/java/ru/risdeveau/geotracker/MainActivity.kt b/app/src/main/java/ru/risdeveau/geotracker/MainActivity.kt
index fe80f6d..b7ffc1c 100644
--- a/app/src/main/java/ru/risdeveau/geotracker/MainActivity.kt
+++ b/app/src/main/java/ru/risdeveau/geotracker/MainActivity.kt
@@ -89,6 +89,7 @@ class MainActivity : ComponentActivity() {
                                         launch {
                                             screen = if (
                                                 health(SettingsPreferences.url)
+                                                && SettingsPreferences.username.isNotBlank()
                                                 && hasPermission(ACCESS_FINE_LOCATION)
                                                 && (
                                                     (Build.VERSION.SDK_INT < 33)