diff --git a/leenkx/blender/lnx/props_traits.py b/leenkx/blender/lnx/props_traits.py
index b28d8e1..b7bf79c 100644
--- a/leenkx/blender/lnx/props_traits.py
+++ b/leenkx/blender/lnx/props_traits.py
@@ -13,13 +13,6 @@ import lnx.make as make
 from lnx.props_traits_props import *
 import lnx.ui_icons as ui_icons
 
-def compatible_prop(property_func, **kwargs):
-    """Create properties compatible with different Blender versions."""
-    if bpy.app.version < (2, 90, 0):
-        # Remove override parameter for Blender 2.83
-        kwargs.pop('override', None)
-    return property_func(**kwargs)
-
 import lnx.utils
 import lnx.write_data as write_data
 
@@ -99,21 +92,32 @@ class LnxTraitListItem(bpy.types.PropertyGroup):
     def poll_node_trees(self, tree: NodeTree):
         """Ensure that only logic node trees show up as node traits"""
         return tree.bl_idname == 'LnxLogicTreeType'
+    
+    if bpy.app.version < (2, 90, 0):
+        name: StringProperty(name="Name", description="The name of the trait", default="")
+        enabled_prop: BoolProperty(name="", description="Whether this trait is enabled", default=True, update=trigger_recompile)
+        fake_user: BoolProperty(name="Fake User", description="Export this trait even if it is deactivated", default=False)
+        class_name_prop: StringProperty(name="Class", description="A name for this item", default="", update=update_trait_group)
+        canvas_name_prop: StringProperty(name="Canvas", description="A name for this item", default="", update=update_trait_group)
+        webassembly_prop: StringProperty(name="Module", description="A name for this item", default="", update=update_trait_group)
+        node_tree_prop: PointerProperty(type=NodeTree, update=update_trait_group, poll=poll_node_trees)
+        lnx_traitpropslist_index: IntProperty(name="Index for my_list", default=0, options={"LIBRARY_EDITABLE"})
+    else:
+        name: StringProperty(name="Name", description="The name of the trait", default="", override={"LIBRARY_OVERRIDABLE"})
+        enabled_prop: BoolProperty(name="", description="Whether this trait is enabled", default=True, update=trigger_recompile, override={"LIBRARY_OVERRIDABLE"})
+        fake_user: BoolProperty(name="Fake User", description="Export this trait even if it is deactivated", default=False, override={"LIBRARY_OVERRIDABLE"})
+        class_name_prop: StringProperty(name="Class", description="A name for this item", default="", update=update_trait_group, override={"LIBRARY_OVERRIDABLE"})
+        canvas_name_prop: StringProperty(name="Canvas", description="A name for this item", default="", update=update_trait_group, override={"LIBRARY_OVERRIDABLE"})
+        webassembly_prop: StringProperty(name="Module", description="A name for this item", default="", update=update_trait_group, override={"LIBRARY_OVERRIDABLE"})
+        node_tree_prop: PointerProperty(type=NodeTree, update=update_trait_group, override={"LIBRARY_OVERRIDABLE"}, poll=poll_node_trees)
+        lnx_traitpropslist_index: IntProperty(name="Index for my_list", default=0, options={"LIBRARY_EDITABLE"}, override={"LIBRARY_OVERRIDABLE"})
 
-    name = compatible_prop(StringProperty, name="Name", description="The name of the trait", default="", override={"LIBRARY_OVERRIDABLE"})
-    enabled_prop = compatible_prop(BoolProperty, name="", description="Whether this trait is enabled", default=True, update=trigger_recompile, override={"LIBRARY_OVERRIDABLE"})    
-    is_object = BoolProperty(name="", default=True)
-    fake_user = compatible_prop(BoolProperty, name="Fake User", description="Export this trait even if it is deactivated", default=False, override={"LIBRARY_OVERRIDABLE"})
-    type_prop = EnumProperty(name="Type", items=PROP_TYPES_ENUM)
+    is_object: BoolProperty(name="", default=True)
+    type_prop: EnumProperty(name="Type", items=PROP_TYPES_ENUM)
 
-    class_name_prop = compatible_prop(StringProperty, name="Class", description="A name for this item", default="", update=update_trait_group, override={"LIBRARY_OVERRIDABLE"})
-    canvas_name_prop = compatible_prop(StringProperty, name="Canvas", description="A name for this item", default="", update=update_trait_group, override={"LIBRARY_OVERRIDABLE"})
-    webassembly_prop = compatible_prop(StringProperty, name="Module", description="A name for this item", default="", update=update_trait_group, override={"LIBRARY_OVERRIDABLE"})
-    node_tree_prop = compatible_prop(PointerProperty, type=NodeTree, update=update_trait_group, override={"LIBRARY_OVERRIDABLE"}, poll=poll_node_trees)
 
-    lnx_traitpropslist = CollectionProperty(type=LnxTraitPropListItem)
-    lnx_traitpropslist_index = compatible_prop(IntProperty, name="Index for my_list", default=0, options={"LIBRARY_EDITABLE"}, override={"LIBRARY_OVERRIDABLE"})
-    lnx_traitpropswarnings = CollectionProperty(type=LnxTraitPropWarning)
+    lnx_traitpropslist: CollectionProperty(type=LnxTraitPropListItem)
+    lnx_traitpropswarnings: CollectionProperty(type=LnxTraitPropWarning)
 
 class LNX_UL_TraitList(bpy.types.UIList):
     """List of traits."""
@@ -1077,7 +1081,14 @@ __reg_classes, unregister = bpy.utils.register_classes_factory(__REG_CLASSES)
 def register():
     __reg_classes()
 
-    bpy.types.Object.lnx_traitlist = compatible_prop(CollectionProperty, type=LnxTraitListItem)
-    bpy.types.Object.lnx_traitlist_index = compatible_prop(IntProperty, name="Index for lnx_traitlist", default=0)
-    bpy.types.Scene.lnx_traitlist = compatible_prop(CollectionProperty, type=LnxTraitListItem)
-    bpy.types.Scene.lnx_traitlist_index = compatible_prop(IntProperty, name="Index for lnx_traitlist", default=0)
+    if bpy.app.version < (2, 90, 0):
+        bpy.types.Object.lnx_traitlist = CollectionProperty(type=LnxTraitListItem)
+        bpy.types.Object.lnx_traitlist_index = IntProperty(name="Index for lnx_traitlist", default=0, options={"LIBRARY_EDITABLE"})
+        bpy.types.Scene.lnx_traitlist = CollectionProperty(type=LnxTraitListItem)
+        bpy.types.Scene.lnx_traitlist_index = IntProperty(name="Index for lnx_traitlist", default=0, options={"LIBRARY_EDITABLE"})
+    else:
+        bpy.types.Object.lnx_traitlist = CollectionProperty(type=LnxTraitListItem, override={"LIBRARY_OVERRIDABLE", "USE_INSERTION"})
+        bpy.types.Object.lnx_traitlist_index = IntProperty(name="Index for lnx_traitlist", default=0, options={"LIBRARY_EDITABLE"}, override={"LIBRARY_OVERRIDABLE"})
+        bpy.types.Scene.lnx_traitlist = CollectionProperty(type=LnxTraitListItem, override={"LIBRARY_OVERRIDABLE", "USE_INSERTION"})
+        bpy.types.Scene.lnx_traitlist_index = IntProperty(name="Index for lnx_traitlist", default=0, options={"LIBRARY_EDITABLE"}, override={"LIBRARY_OVERRIDABLE"})
+ 
\ No newline at end of file