diff --git a/docs/TODO b/docs/TODO
index c22b62c..578eb8f 100644
--- a/docs/TODO
+++ b/docs/TODO
@@ -19,6 +19,9 @@ If you see modifications to this file in git status, IGNORE them and do not comm
     - write out/fix inline code docs with the documentation generation script, and review
         - can then work on a better method for commenting/detecting changes via script
     - simulation propagation refactor: see docs/planning/propagation_refactor.md
+        - need to make, and possibly save in scripts/, a separate propagation
+            simulation to generate pre-computed values we can use in test cases
+    - add more documentation for the LLM to use 'make test-build' and run individual tests