diff --git a/cura/PrinterOutputDevice.py b/cura/PrinterOutputDevice.py
index 6eae259e1e..7eb37037b9 100644
--- a/cura/PrinterOutputDevice.py
+++ b/cura/PrinterOutputDevice.py
@@ -49,6 +49,8 @@ class PrinterOutputDevice(QObject, OutputDevice):
         self._printer_state = ""
         self._printer_type = "unknown"
 
+        self._camera_active = False
+
     def requestWrite(self, nodes, file_name = None, filter_by_machine = False):
         raise NotImplementedError("requestWrite needs to be implemented")
 
@@ -136,6 +138,7 @@ class PrinterOutputDevice(QObject, OutputDevice):
 
     @pyqtSlot()
     def startCamera(self):
+        self._camera_active = True
         self._startCamera()
 
     def _startCamera(self):
@@ -143,6 +146,7 @@ class PrinterOutputDevice(QObject, OutputDevice):
 
     @pyqtSlot()
     def stopCamera(self):
+        self._camera_active = False
         self._stopCamera()
 
     def _stopCamera(self):