diff --git a/src/ATBAPP/ATBDeviceControllerPlugin.cpp b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
index e6058d8..f388bd9 100644
--- a/src/ATBAPP/ATBDeviceControllerPlugin.cpp
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
@@ -308,7 +308,7 @@ void ATBDeviceControllerPlugin::onPrinterDataPrepared()
     this->hw->prn_printKombiticket(this->currentSelectedTicketType);
 
     // FAKE SIGNAL:
-    QTimer::singleShot(2000, this, SLOT(onPrintFinishedOK()));
+    QTimer::singleShot(4000, this, SLOT(onPrintFinishedOK()));
 
 
     // old: use printer templates: