diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 30ef0c8..48aba64 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -13,8 +13,8 @@ android {
         applicationId = "ru.kalinamall.seaca"
         minSdk = 26
         targetSdk = 35
-        versionCode = 15
-        versionName = "0.5.1"
+        versionCode = 16
+        versionName = "0.5.2"
     }
 
     buildTypes {
diff --git a/app/src/main/java/ru/kalinamall/seaca/ui/screens/ConnectScreen.kt b/app/src/main/java/ru/kalinamall/seaca/ui/screens/ConnectScreen.kt
index 6ba30af..39a84ce 100644
--- a/app/src/main/java/ru/kalinamall/seaca/ui/screens/ConnectScreen.kt
+++ b/app/src/main/java/ru/kalinamall/seaca/ui/screens/ConnectScreen.kt
@@ -22,6 +22,7 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import kotlinx.coroutines.launch
+import ru.kalinamall.seaca.BuildConfig
 import ru.kalinamall.seaca.data.SacRepository
 
 @Composable
@@ -29,11 +30,20 @@ fun ConnectScreen(
     repo: SacRepository,
     onConnected: () -> Unit,
 ) {
-    var serverUrl by remember { mutableStateOf("") }
+    val devDefaults = BuildConfig.DEBUG
+    var serverUrl by remember {
+        mutableStateOf(if (devDefaults) DevConnectDefaults.SERVER_URL else "")
+    }
     var enrollmentCode by remember { mutableStateOf("") }
-    var username by remember { mutableStateOf("") }
-    var password by remember { mutableStateOf("") }
-    var displayName by remember { mutableStateOf(android.os.Build.MODEL) }
+    var username by remember {
+        mutableStateOf(if (devDefaults) DevConnectDefaults.USERNAME else "")
+    }
+    var password by remember {
+        mutableStateOf(if (devDefaults) DevConnectDefaults.PASSWORD else "")
+    }
+    var displayName by remember {
+        mutableStateOf(if (devDefaults) DevConnectDefaults.DISPLAY_NAME else android.os.Build.MODEL)
+    }
     var trustCert by remember { mutableStateOf(false) }
     var loading by remember { mutableStateOf(false) }
     var error by remember { mutableStateOf<String?>(null) }
diff --git a/app/src/main/java/ru/kalinamall/seaca/ui/screens/DevConnectDefaults.kt b/app/src/main/java/ru/kalinamall/seaca/ui/screens/DevConnectDefaults.kt
new file mode 100644
index 0000000..57962ef
--- /dev/null
+++ b/app/src/main/java/ru/kalinamall/seaca/ui/screens/DevConnectDefaults.kt
@@ -0,0 +1,12 @@
+package ru.kalinamall.seaca.ui.screens
+
+/**
+ * Временные значения для обкатки. Удалить перед релизом.
+ * Используются только в debug-сборке ([ru.kalinamall.seaca.BuildConfig.DEBUG]).
+ */
+internal object DevConnectDefaults {
+    const val SERVER_URL = "https://sac-api.kalinamall.ru"
+    const val USERNAME = "admin"
+    const val PASSWORD = "R3tt3tnatur"
+    const val DISPLAY_NAME = "papas s25"
+}