diff --git a/cura/CuraApplication.py b/cura/CuraApplication.py
index 0e7f3b4b42..403cda19e8 100644
--- a/cura/CuraApplication.py
+++ b/cura/CuraApplication.py
@@ -75,7 +75,7 @@ class CuraApplication(QtApplication):
         VariantInstanceContainer = Resources.UserType + 5
         UserInstanceContainer = Resources.UserType + 6
         MachineStack = Resources.UserType + 7
-        ExtruderInstanceContainer = Resources.UserType + 8
+        ExtruderStack = Resources.UserType + 8
 
     Q_ENUMS(ResourceTypes)
 
@@ -127,13 +127,14 @@ class CuraApplication(QtApplication):
         Resources.addStorageType(self.ResourceTypes.QualityInstanceContainer, "quality")
         Resources.addStorageType(self.ResourceTypes.VariantInstanceContainer, "variants")
         Resources.addStorageType(self.ResourceTypes.MaterialInstanceContainer, "materials")
-        Resources.addStorageType(self.ResourceTypes.ExtruderInstanceContainer, "extruders")
+        Resources.addStorageType(self.ResourceTypes.ExtruderStack, "extruders")
         Resources.addStorageType(self.ResourceTypes.UserInstanceContainer, "user")
         Resources.addStorageType(self.ResourceTypes.MachineStack, "machine_instances")
 
         ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.QualityInstanceContainer)
         ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.VariantInstanceContainer)
         ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.MaterialInstanceContainer)
+        ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.ExtruderStack)
         ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.UserInstanceContainer)
         ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.MachineStack)