diff --git a/albam/blender_ui/custom_properties.py b/albam/blender_ui/custom_properties.py
index 36fcf8a..6e4468c 100644
--- a/albam/blender_ui/custom_properties.py
+++ b/albam/blender_ui/custom_properties.py
@@ -291,6 +291,7 @@ def draw(self, context):
         if not custom_props:
             return
         for k in custom_props.__annotations__:
+            # TODO: don't draw if marked as "HIDDEN"
             layout.prop(custom_props, k)
 
     @classmethod