diff --git a/Python3.md b/Python3.md
index e60c468..709d305 100644
--- a/Python3.md
+++ b/Python3.md
@@ -39,7 +39,7 @@ We use [tox](https://tox.readthedocs.io/en/latest/) to standardize environments
 | `frontends` | **todo** |  |
 | `hashtree` | done |  |
 | `history` | **todo** |  |
-| `immutable`‡ | doing | Itamar, Chad? |
+| `immutable`‡ | mostly done, except offloaded.py |  |
 | `interfaces` | done |  |
 | `introducer` | **doing** |  |
 | `monitor` | done |  |