diff --git a/plugins/UM3NetworkPrinting/ClusterUM3OutputDevice.py b/plugins/UM3NetworkPrinting/ClusterUM3OutputDevice.py
index d13706cc4c..4283042bf2 100644
--- a/plugins/UM3NetworkPrinting/ClusterUM3OutputDevice.py
+++ b/plugins/UM3NetworkPrinting/ClusterUM3OutputDevice.py
@@ -73,6 +73,8 @@ class ClusterUM3OutputDevice(NetworkedPrinterOutputDevice):
 
         self._finished_jobs = []
 
+        self._cluster_size = int(properties.get(b"cluster_size", 0))
+
     def requestWrite(self, nodes, file_name=None, filter_by_machine=False, file_handler=None, **kwargs):
         # Notify the UI that a switch to the print monitor should happen
         Application.getInstance().getController().setActiveStage("MonitorStage")
@@ -95,6 +97,10 @@ class ClusterUM3OutputDevice(NetworkedPrinterOutputDevice):
         if self._printer_selection_dialog is not None:
             self._printer_selection_dialog.show()
 
+    @pyqtProperty(int, constant=True)
+    def clusterSize(self):
+        return self._cluster_size
+
     @pyqtSlot()
     @pyqtSlot(str)
     def sendPrintJob(self, target_printer = ""):
diff --git a/plugins/UM3NetworkPrinting/UM3OutputDevicePlugin.py b/plugins/UM3NetworkPrinting/UM3OutputDevicePlugin.py
index be62e68f03..c639c25007 100644
--- a/plugins/UM3NetworkPrinting/UM3OutputDevicePlugin.py
+++ b/plugins/UM3NetworkPrinting/UM3OutputDevicePlugin.py
@@ -240,7 +240,7 @@ class UM3OutputDevicePlugin(OutputDevicePlugin):
         # or "Legacy" UM3 device.
         cluster_size = int(properties.get(b"cluster_size", -1))
 
-        if cluster_size > 0:
+        if cluster_size >= 0:
             device = ClusterUM3OutputDevice.ClusterUM3OutputDevice(name, address, properties)
         else:
             device = LegacyUM3OutputDevice.LegacyUM3OutputDevice(name, address, properties)