diff --git a/app/main.py b/app/main.py
index 5117734..265b942 100644
--- a/app/main.py
+++ b/app/main.py
@@ -21,13 +21,6 @@ async def lifespan(app: FastAPI):
     # Startup - ensure tables exist
     async with engine.begin() as conn:
         await conn.run_sync(Base.metadata.create_all)
-        # SQLite migration: add accepted_at column if missing
-        try:
-            await conn.exec_driver_sql(
-                "ALTER TABLE sec_filings ADD COLUMN accepted_at TIMESTAMP"
-            )
-        except Exception:
-            pass  # Column already exists
     # Start overlay batch scheduler (graceful no-op if apscheduler not installed)
     try:
         from app.services.overlay.scheduler import start_scheduler