diff --git a/proposals/XXXX-leader-schedule-migration.md b/proposals/0180-leader-schedule-migration.md
similarity index 99%
rename from proposals/XXXX-leader-schedule-migration.md
rename to proposals/0180-leader-schedule-migration.md
index f955bb162..04b2ca225 100644
--- a/proposals/XXXX-leader-schedule-migration.md
+++ b/proposals/0180-leader-schedule-migration.md
@@ -1,5 +1,5 @@
 ---
-simd: 'XXXX'
+simd: '0180'
 title: Leader Schedule Migration
 authors: Justin Starry (Anza)
 category: Standard