diff --git a/compliance-monitor/monitor.py b/compliance-monitor/monitor.py
index 0d9ee9823..9d759d2b0 100755
--- a/compliance-monitor/monitor.py
+++ b/compliance-monitor/monitor.py
@@ -42,6 +42,7 @@
     db_get_keys, db_insert_report, db_get_recent_results2, db_patch_approval2, db_get_report,
     db_ensure_schema, db_get_apikeys, db_update_apikey, db_filter_apikeys, db_clear_delegates,
     db_find_subjects, db_insert_result2, db_get_relevant_results2, db_add_delegate, db_get_group,
+    db_filter_accounts,
 )
 
 
@@ -225,10 +226,12 @@ def import_bootstrap(bootstrap_path, conn):
     if not accounts and not subjects:
         return
     with conn.cursor() as cur:
+        accountids = []
         for account in accounts:
             roles = sum(ROLES[r] for r in account.get('roles', ()))
             acc_record = {'subject': account['subject'], 'roles': roles, 'group': account.get('group')}
             accountid = db_update_account(cur, acc_record)
+            accountids.append(accountid)
             db_clear_delegates(cur, accountid)
             for delegate in account.get('delegates', ()):
                 db_add_delegate(cur, accountid, delegate)
@@ -236,6 +239,7 @@ def import_bootstrap(bootstrap_path, conn):
             db_filter_apikeys(cur, accountid, lambda keyid, *_: keyid in keyids)
             keyids = set(db_update_publickey(cur, accountid, key) for key in account.get("keys", ()))
             db_filter_publickeys(cur, accountid, lambda keyid, *_: keyid in keyids)
+        db_filter_accounts(cur, lambda accountid, *_: accountid in accountids)
         conn.commit()
 
 
diff --git a/compliance-monitor/sql.py b/compliance-monitor/sql.py
index 2d39635a6..1c8f9b07c 100644
--- a/compliance-monitor/sql.py
+++ b/compliance-monitor/sql.py
@@ -194,7 +194,7 @@ def db_upgrade_schema(conn: connection, cur: cursor):
     # that way just in case we want to use another database at some point
     while True:
         current = db_get_schema_version(cur)
-        if current == SCHEMA_VERSIONS[-1]:
+        if current >= SCHEMA_VERSIONS[-1]:  # bail if version is too new (but hope it's compatible)
             break
         if current is None:
             # this is an empty db, but it also used to be the case with v1
@@ -252,6 +252,14 @@ def db_update_account(cur: cursor, record: dict):
     return accountid
 
 
+def db_filter_accounts(cur: cursor, predicate: callable):
+    cur.execute('SELECT accountid FROM account;')
+    removeids = [row[0] for row in cur.fetchall() if not predicate(*row)]
+    while removeids:
+        cur.execute('DELETE FROM account WHERE accountid IN %s', (tuple(removeids[:10]), ))
+        del removeids[:10]
+
+
 def db_clear_delegates(cur: cursor, accountid):
     cur.execute('''DELETE FROM delegation WHERE accountid = %s;''', (accountid, ))