diff --git a/app/tests/lib/db_testing.py b/app/tests/lib/db_testing.py
index 6a18fbc..0bc4a7d 100644
--- a/app/tests/lib/db_testing.py
+++ b/app/tests/lib/db_testing.py
@@ -18,8 +18,8 @@ def create_isolated_db(monkeypatch) -> db.DBClient:
     """
     schema_name = f"test_schema_{uuid.uuid4().int}"
     monkeypatch.setenv("DB_SCHEMA", schema_name)
-    monkeypatch.setenv("DB_NAME", "postgres")
-    monkeypatch.setenv("DB_USER", "postgres")
+    monkeypatch.setenv("DB_NAME", "app")
+    monkeypatch.setenv("DB_USER", "app")
     monkeypatch.setenv("DB_PASSWORD", "secret123")
     monkeypatch.setenv("ENVIRONMENT", "local")
     monkeypatch.setenv("DB_CHECK_CONNECTION_ON_INIT", "False")