diff --git a/synapse/storage/schema/delta/52/free_mau.sql b/synapse/storage/schema/delta/52/free_mau.sql
index 2dae3087cc..54a9f7ec1f 100644
--- a/synapse/storage/schema/delta/52/free_mau.sql
+++ b/synapse/storage/schema/delta/52/free_mau.sql
@@ -14,5 +14,6 @@
  */
 
 ALTER TABLE monthly_active_users ADD COLUMN first_active BIGINT DEFAULT 0 NOT NULL;
+ALTER TABLE monthly_active_users ADD COLUMN trial BOOLEAN NOT NULL;
 
 CREATE INDEX monthly_active_users_first_active ON monthly_active_users(first_active);