diff --git a/may_2025_thoughts.md b/may_2025_thoughts.md
index 3c580ca..ac7aa0d 100644
--- a/may_2025_thoughts.md
+++ b/may_2025_thoughts.md
@@ -362,3 +362,8 @@ Which is not right.
 We get: `get_upvalue 000` and a panic: `index out of bounds: the len is 0 but the index is 0`.
 The vec in question is the LFn::Defined.closed.
 
+...
+
+Just patched up the `if` alternative branch unconditional jump, which was jumping too far.
+
+Now it really is just some pretty systematic testing of prelude functions, including the problems with upvalues, which I haven't yet been able to recreate.