diff --git a/pyrelacs/ui/mainwindow.py b/pyrelacs/ui/mainwindow.py
index 6ce3a43..3599e0d 100644
--- a/pyrelacs/ui/mainwindow.py
+++ b/pyrelacs/ui/mainwindow.py
@@ -100,7 +100,7 @@ class PyRelacs(QMainWindow):
 
         if self.mccdaq:
             log.debug("Creating Daq Generator")
-            self.daq_producer = DaqProducer(self.buffer, self.mccdaq.daq_device, [1, 2])
+            self.daq_producer = DaqProducer(self.buffer, self.mccdaq.daq_device, [4, 5])
         log.debug("Creating Sinus Generator")
         self.sinus_producer = SinProducer(self.buffer)