diff --git a/android/app/src/main/java/nl/eddydevink/sylda/OtaManager.kt b/android/app/src/main/java/nl/eddydevink/sylda/OtaManager.kt
index 993ad07..666054c 100644
--- a/android/app/src/main/java/nl/eddydevink/sylda/OtaManager.kt
+++ b/android/app/src/main/java/nl/eddydevink/sylda/OtaManager.kt
@@ -179,6 +179,8 @@ class OtaManager(
             relayManager.setOtaNotifyCallback(null)
 
             if (finalStatus == 0x10) {
+                relayManager.sendOtaData(byteArrayOf(0xFF.toByte()))
+                Log.d(TAG, "Sent 0xFF reboot confirmation to ESP")
                 withContext(Dispatchers.Main) {
                     callback.onProgress(100, "Herstart...")
                     callback.onComplete()