diff --git a/PayfritBeacon/BeaconProvisioner.swift b/PayfritBeacon/BeaconProvisioner.swift
index 420a846..59959c5 100644
--- a/PayfritBeacon/BeaconProvisioner.swift
+++ b/PayfritBeacon/BeaconProvisioner.swift
@@ -980,6 +980,13 @@ extension BeaconProvisioner: CBCentralManagerDelegate {
                 // This is expected behavior, treat as success
                 DebugLog.shared.log("BLE: Disconnect after SaveConfig (idx=\(dxSmartWriteIndex)/\(dxSmartCommandQueue.count)) — treating as success")
                 succeed()
+            } else if awaitingDeviceInfoForProvisioning {
+                // Disconnect during device info read (MAC query) — MAC is optional,
+                // so this is non-critical. Clear the flag and fail gracefully with a
+                // retriable error instead of the generic "Unexpected disconnect".
+                DebugLog.shared.log("BLE: Disconnect during device info read — MAC is optional, treating as retriable")
+                awaitingDeviceInfoForProvisioning = false
+                fail("Disconnected while reading device info — please retry", code: .disconnected)
             } else {
                 DebugLog.shared.log("BLE: UNEXPECTED disconnect — state=\(state) writeIdx=\(dxSmartWriteIndex) queueCount=\(dxSmartCommandQueue.count)")
                 fail("Unexpected disconnect", code: .disconnected)