diff --git a/PayfritBeacon/Provisioners/DXSmartProvisioner.swift b/PayfritBeacon/Provisioners/DXSmartProvisioner.swift
index 5185694..dc46b12 100644
--- a/PayfritBeacon/Provisioners/DXSmartProvisioner.swift
+++ b/PayfritBeacon/Provisioners/DXSmartProvisioner.swift
@@ -173,6 +173,15 @@ final class DXSmartProvisioner: NSObject, BeaconProvisioner {
         for (index, (name, packet)) in commands.enumerated() {
             await diagnosticLog?.log("write", "[\(index + 1)/\(commands.count)] \(name) (\(packet.count) bytes)")
 
+            // SaveConfig (last command) causes beacon MCU to reboot — it never sends an ACK.
+            // Fire the BLE write and return immediately; the disconnect is expected.
+            if name == "SaveConfig" {
+                peripheral.writeValue(packet, for: writeChar, type: .withResponse)
+                await diagnosticLog?.log("write", "✅ [\(index + 1)/\(commands.count)] SaveConfig sent — beacon will reboot")
+                await diagnosticLog?.log("write", "✅ All commands written successfully")
+                return
+            }
+
             // Retry each command up to 2 times — beacon BLE stack can be flaky
             var lastError: Error?
             for writeAttempt in 1...2 {