diff --git a/src/ifcopenshell-python/ifcopenshell/api/profile/copy_profile.py b/src/ifcopenshell-python/ifcopenshell/api/profile/copy_profile.py
index 61d3c7d6cc..0da06f2beb 100644
--- a/src/ifcopenshell-python/ifcopenshell/api/profile/copy_profile.py
+++ b/src/ifcopenshell-python/ifcopenshell/api/profile/copy_profile.py
@@ -42,6 +42,6 @@ def copy_profile(file: ifcopenshell.file, profile: ifcopenshell.entity_instance)
     inverses = file.get_inverse(profile)
     psets = [i for i in inverses if i.is_a("IfcProfileProperties")]
     for pset in psets:
-        new_pset = ifcopenshell.util.element.copy_deep(file, pset, exclude=["IfcProfileDef"])
+        new_pset = ifcopenshell.util.element.copy(file, pset)
         new_pset.ProfileDefinition = new_profile
     return new_profile
diff --git a/src/ifcopenshell-python/ifcopenshell/api/pset/unshare_pset.py b/src/ifcopenshell-python/ifcopenshell/api/pset/unshare_pset.py
index acf955879a..051905b2b7 100644
--- a/src/ifcopenshell-python/ifcopenshell/api/pset/unshare_pset.py
+++ b/src/ifcopenshell-python/ifcopenshell/api/pset/unshare_pset.py
@@ -87,7 +87,8 @@ def unshare_pset(
     for product in products:
         # No need to consider about profile/material properties since
         # they are assigned to 1 element directly and therefore cannot be shared.
-        pset_copy = ifcopenshell.util.element.copy_deep(file, pset)
+        # Don't copy_deep to keep it light - edit_pset supports unsharing shared props.
+        pset_copy = ifcopenshell.util.element.copy(file, pset)
         pset_copies.append(pset_copy)
         ifcopenshell.api.pset.assign_pset(file, [product], pset_copy)