diff --git a/src/Mod/CAM/Path/Tool/shape/doc.py b/src/Mod/CAM/Path/Tool/shape/doc.py
index da1bb79421..d1c5c463df 100644
--- a/src/Mod/CAM/Path/Tool/shape/doc.py
+++ b/src/Mod/CAM/Path/Tool/shape/doc.py
@@ -69,6 +69,7 @@ def get_object_properties(
     obj: "FreeCAD.DocumentObject",
     props: Optional[List[str]] = None,
     group: Optional[str] = None,
+    exclude_groups: Optional[List[str]] = None,
 ) -> Dict[str, Tuple[Any, str]]:
     """
     Extract properties from a FreeCAD PropertyBag, including their types.
@@ -90,6 +91,8 @@ def get_object_properties(
     for name in props or obj.PropertiesList:
         if group and not obj.getGroupOfProperty(name) == group:
             continue
+        if exclude_groups and obj.getGroupOfProperty(name) in exclude_groups:
+            continue
         if hasattr(obj, name):
             value = getattr(obj, name)
             type_id = obj.getTypeIdOfProperty(name)
diff --git a/src/Mod/CAM/Path/Tool/shape/models/base.py b/src/Mod/CAM/Path/Tool/shape/models/base.py
index 6a2122bb33..312109318b 100644
--- a/src/Mod/CAM/Path/Tool/shape/models/base.py
+++ b/src/Mod/CAM/Path/Tool/shape/models/base.py
@@ -357,7 +357,7 @@ class ToolBitShape(Asset):
                 raise ValueError("No 'Attributes' PropertyBag object found in document bytes")
 
             # loaded_raw_params will now be Dict[str, Tuple[Any, str]]
-            loaded_raw_params = get_object_properties(props_obj, group="Shape")
+            loaded_raw_params = get_object_properties(props_obj, exclude_groups=["", "Base"])
 
             # Separate values and types, and populate _param_types
             loaded_params = {}