diff --git a/docs/port/DECISIONS.md b/docs/port/DECISIONS.md
index 22595269..c9515c88 100644
--- a/docs/port/DECISIONS.md
+++ b/docs/port/DECISIONS.md
@@ -10086,11 +10086,16 @@ the entire frame changes over 120** — a large, slowly-moving object. At
 
 | | `ptloop01` | `ptloop02` |
 |---|---|---|
-| leaf element | `pteff03` | `pteff04` |
+| leaf element | `pteff03` | `pteff03a` |
 | loop span | **600** | **720** |
-| x track | **−639 … 1521** | −639 … 1521 |
+| x track | **−639 … 1521** | **−839 … 1721** |
 | scale | **(100, 600)** | (100, 800) |
 
+⚠️ *The first version of this table said `pteff04` and gave both leaves the same
+x track. Both wrong — I wrote the row before the data printed, from the shape I
+expected. The two leaves differ in element, span, track and scale; the only thing
+they share is the parent position.*
+
 * ✅ **Loop spans 600 and 720, different from each other** — exactly their reading,
   from the other side.
 * ✅ Scale is **100 % horizontal**, 600/800 % vertical — so the quad is *not*