diff --git a/cellpack/autopack/interface_objects/default_values.py b/cellpack/autopack/interface_objects/default_values.py
index 3ff2a468d..46f7d48d1 100644
--- a/cellpack/autopack/interface_objects/default_values.py
+++ b/cellpack/autopack/interface_objects/default_values.py
@@ -8,8 +8,8 @@
     "weight_mode": "linear",
     "pick_mode": "linear",
     "description": "Linear gradient in the X direction",
-    "reversed": False,
-    "invert": False,
+    "reversed": False,  # is the direction of the vector reversed?
+    "invert": False, # is the gradient inverted? (this does weights = 1 - weights)
     "mode_settings": {},
     "weight_mode_settings": {},
 }