diff --git a/db/schema.sql b/db/schema.sql
index f495a696f9..265d5748e5 100644
--- a/db/schema.sql
+++ b/db/schema.sql
@@ -83,6 +83,8 @@ create table user (
     id                      integer         not null auto_increment,
     create_time             integer         not null,
     email_addr              varchar(254)    not null,
+    previous_email_addr     varchar(254),
+    email_addr_change_time  int             not null default 0,
     name                    varchar(254),
     authenticator           varchar(254),
     country                 varchar(254),