diff --git a/cura/CuraApplication.py b/cura/CuraApplication.py
index 99fb4f8a05..6321dbf670 100755
--- a/cura/CuraApplication.py
+++ b/cura/CuraApplication.py
@@ -179,8 +179,8 @@ class CuraApplication(QtApplication):
         UM.VersionUpgradeManager.VersionUpgradeManager.getInstance().setCurrentVersions(
             {
                 ("quality_changes", InstanceContainer.Version * 1000000 + self.SettingVersion):    (self.ResourceTypes.QualityInstanceContainer, "application/x-uranium-instancecontainer"),
-                ("machine_stack", ContainerStack.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.MachineStack, "application/x-uranium-containerstack"),
-                ("extruder_train", ContainerStack.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.ExtruderStack, "application/x-uranium-extruderstack"),
+                ("machine_stack", ContainerStack.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.MachineStack, "application/x-cura-globalstack"),
+                ("extruder_train", ContainerStack.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.ExtruderStack, "application/x-cura-extruderstack"),
                 ("preferences", Preferences.Version * 1000000 + self.SettingVersion):               (Resources.Preferences, "application/x-uranium-preferences"),
                 ("user", InstanceContainer.Version * 1000000 + self.SettingVersion):       (self.ResourceTypes.UserInstanceContainer, "application/x-uranium-instancecontainer"),
                 ("definition_changes", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.DefinitionChangesContainer, "application/x-uranium-instancecontainer"),