diff --git a/tasks/review/48-a-phase-is-a-card-that-lists-its-cards.md b/tasks/review/48-a-phase-is-a-card-that-lists-its-cards.md
index 4caa65d..46f952c 100644
--- a/tasks/review/48-a-phase-is-a-card-that-lists-its-cards.md
+++ b/tasks/review/48-a-phase-is-a-card-that-lists-its-cards.md
@@ -1,6 +1,7 @@
 # 48 — A phase is a card that lists its cards
 
 **Status:** Review
+**PR:** https://github.com/12vectors/bench/pull/40
 **Assignee:** istos
 **Priority:** High — everything else about phases reads this; get the
 shape wrong and three cards inherit it