diff --git a/plans/sx-improvements.md b/plans/sx-improvements.md
index d642f84d..d4edba19 100644
--- a/plans/sx-improvements.md
+++ b/plans/sx-improvements.md
@@ -190,7 +190,7 @@ these when operands are known numbers/lists.
 | 3 — tokenizer :end/:line | [x] | 023bc2d8 |
 | 4 — parser spans complete | [x] | b7ad5152 (subsumed by 023bc2d8) |
 | 5 — OCaml AdtValue + define-type + match | [x] | 1f49242a |
-| 6 — JS AdtValue + define-type + match | [x] | (pending) |
+| 6 — JS AdtValue + define-type + match | [x] | fc8a3916 |
 | 7 — nested patterns | [ ] | — |
 | 8 — exhaustiveness warnings | [ ] | — |
 | 9 — parser feature registry | [ ] | — |