diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 2dad113..8d9e64b 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -33,8 +33,8 @@ android {
         applicationId = "pl.firmatpp.kierowca"
         minSdk = 26
         targetSdk = 35
-        versionCode = 34
-        versionName = "1.0.33"
+        versionCode = 35
+        versionName = "1.0.34"
         setProperty("archivesBaseName", "pl.firmatpp.kierowca")
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
 
diff --git a/app/src/main/java/pl/firmatpp/kierowca/sync/DriverLiveSyncClient.kt b/app/src/main/java/pl/firmatpp/kierowca/sync/DriverLiveSyncClient.kt
index 0b253ae..ea93612 100644
--- a/app/src/main/java/pl/firmatpp/kierowca/sync/DriverLiveSyncClient.kt
+++ b/app/src/main/java/pl/firmatpp/kierowca/sync/DriverLiveSyncClient.kt
@@ -25,6 +25,10 @@ class DriverLiveSyncClient(
     private val client: OkHttpClient = OkHttpClient(),
     private val gson: Gson = Gson(),
 ) {
+    private companion object {
+        const val HEARTBEAT_INTERVAL_MS = 10_000L
+    }
+
     private val scope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
     private val started = AtomicBoolean(false)
     private var webSocket: WebSocket? = null
@@ -162,7 +166,7 @@ class DriverLiveSyncClient(
         heartbeatJob = scope.launch {
             while (started.get()) {
                 reportRealtimeStatus("connected")
-                delay(30_000)
+                delay(HEARTBEAT_INTERVAL_MS)
             }
         }
     }