diff --git a/cura/Settings/ExtruderStack.py b/cura/Settings/ExtruderStack.py
index 91b1725c4f..74e2cf8897 100644
--- a/cura/Settings/ExtruderStack.py
+++ b/cura/Settings/ExtruderStack.py
@@ -18,6 +18,8 @@ class ExtruderStack(CuraContainerStack):
     def __init__(self, container_id, *args, **kwargs):
         super().__init__(container_id, *args, **kwargs)
 
+        self.addMetaDataEntry("type", "extruder_train") # For backward compatibility
+
     @override(ContainerStack)
     def setNextStack(self, stack):
         super().setNextStack(stack)
diff --git a/cura/Settings/GlobalStack.py b/cura/Settings/GlobalStack.py
index 806c37040f..03758d2599 100644
--- a/cura/Settings/GlobalStack.py
+++ b/cura/Settings/GlobalStack.py
@@ -21,6 +21,8 @@ class GlobalStack(CuraContainerStack):
     def __init__(self, container_id: str, *args, **kwargs):
         super().__init__(container_id, *args, **kwargs)
 
+        self.addMetaDataEntry("type", "machine") # For backward compatibility
+
         self._extruders = []
 
         self._resolving_property = None