diff --git a/sable_history/migrations/2024-10-27-125826_reproducible_messages/down.sql b/sable_history/migrations/2024-10-27-125826_reproducible_messages/down.sql
index 51aa81a7..12136b7f 100644
--- a/sable_history/migrations/2024-10-27-125826_reproducible_messages/down.sql
+++ b/sable_history/migrations/2024-10-27-125826_reproducible_messages/down.sql
@@ -1,4 +1,7 @@
+DROP INDEX messages_by_timestamp;
+
 ALTER TABLE
-    DROP COLUMN message_type MessageType NOT NULL;
+    DROP COLUMN message_type,
+    DROP COLUMN timestamp;
 
 DROP TYPE "MessageType";