diff --git a/tests/storage/test_profile.py b/tests/storage/test_profile.py
index fe5bb77913..bbe8bd88bc 100644
--- a/tests/storage/test_profile.py
+++ b/tests/storage/test_profile.py
@@ -15,8 +15,6 @@
from twisted.test.proto_helpers import MemoryReactor
from synapse.server import HomeServer
-from synapse.storage.database import LoggingTransaction
-from synapse.storage.engines import PostgresEngine
from synapse.types import UserID
from synapse.util import Clock
@@ -64,64 +62,3 @@ class ProfileStoreTestCase(unittest.HomeserverTestCase):
self.assertIsNone(
self.get_success(self.store.get_profile_avatar_url(self.u_frank))
)
-
- def test_profiles_bg_migration(self) -> None:
- """
- Test background job that copies entries from column user_id to full_user_id, adding
- the hostname in the process.
- """
- updater = self.hs.get_datastores().main.db_pool.updates
-
- # drop the constraint so we can insert nulls in full_user_id to populate the test
- if isinstance(self.store.database_engine, PostgresEngine):
-
- def f(txn: LoggingTransaction) -> None:
- txn.execute(
- "ALTER TABLE profiles DROP CONSTRAINT full_user_id_not_null"
- )
-
- self.get_success(self.store.db_pool.runInteraction("", f))
-
- for i in range(0, 70):
- self.get_success(
- self.store.db_pool.simple_insert(
- "profiles",
- {"user_id": f"hello{i:02}"},
- )
- )
-
- # re-add the constraint so that when it's validated it actually exists
- if isinstance(self.store.database_engine, PostgresEngine):
-
- def f(txn: LoggingTransaction) -> None:
- txn.execute(
- "ALTER TABLE profiles ADD CONSTRAINT full_user_id_not_null CHECK (full_user_id IS NOT NULL) NOT VALID"
- )
-
- self.get_success(self.store.db_pool.runInteraction("", f))
-
- self.get_success(
- self.store.db_pool.simple_insert(
- "background_updates",
- values={
- "update_name": "populate_full_user_id_profiles",
- "progress_json": "{}",
- },
- )
- )
-
- self.get_success(
- updater.run_background_updates(False),
- )
-
- expected_values = []
- for i in range(0, 70):
- expected_values.append((f"@hello{i:02}:{self.hs.hostname}",))
-
- res = self.get_success(
- self.store.db_pool.execute(
- "", None, "SELECT full_user_id from profiles ORDER BY full_user_id"
- )
- )
- self.assertEqual(len(res), len(expected_values))
- self.assertEqual(res, expected_values)
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