diff --git a/gplugins/common/utils/get_component_with_local_layers.py b/gplugins/common/utils/get_component_with_local_layers.py
index 71ea8c24..9dd7b509 100644
--- a/gplugins/common/utils/get_component_with_local_layers.py
+++ b/gplugins/common/utils/get_component_with_local_layers.py
@@ -41,7 +41,8 @@ def get_component_with_local_layers(
         precision: of the boolean operations.
     """
     # Initialize returned component and layerstack
-    local_component = component.flatten()
+    local_component = component.copy()
+    local_component.flatten()
     local_layer_stack = layer_stack.model_copy()
 
     for mapping in mappings: