diff --git a/cura/Machines/Models/GlobalStacksModel.py b/cura/Machines/Models/GlobalStacksModel.py
index cc750f2244..e0dd298b98 100644
--- a/cura/Machines/Models/GlobalStacksModel.py
+++ b/cura/Machines/Models/GlobalStacksModel.py
@@ -123,7 +123,7 @@ class GlobalStacksModel(ListModel):
             if self._filter_online_only and not is_online:
                 continue
 
-            capabilities = set(container_stack.getMetaDataEntry(META_CAPABILITIES, set()))
+            capabilities = set(container_stack.getMetaDataEntry(META_CAPABILITIES, "").split(","))
             if set(self._filter_capabilities) - capabilities:  # Not all required capabilities are met.
                 continue
 
diff --git a/plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py b/plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py
index 862c583f79..8eecafd49c 100644
--- a/plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py
+++ b/plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py
@@ -129,7 +129,7 @@ class CloudOutputDeviceManager:
                 if not parseBool(self._um_cloud_printers[device_id].getMetaDataEntry(META_UM_LINKED_TO_ACCOUNT, "true")):
                     self._um_cloud_printers[device_id].setMetaDataEntry(META_UM_LINKED_TO_ACCOUNT, True)
                 if not self._um_cloud_printers[device_id].getMetaDataEntry(META_CAPABILITIES, None):
-                    self._um_cloud_printers[device_id].setMetaDataEntry(META_CAPABILITIES, cluster_data.capabilities)
+                    self._um_cloud_printers[device_id].setMetaDataEntry(META_CAPABILITIES, ",".join(cluster_data.capabilities))
         self._onDevicesDiscovered(new_clusters)
 
         self._updateOnlinePrinters(all_clusters)