diff --git a/main.py b/main.py
index 0d037e8..5ab334f 100644
--- a/main.py
+++ b/main.py
@@ -155,8 +155,9 @@ if __name__ == '__main__':
     # It's safer to configure these via a reverse proxy (like Nginx) in production.
     # Hypercorn's defaults are usually reasonable. Let's comment these out for now.
 
-    # Assign startup and shutdown handlers
-    config.startup_hooks = [startup_event]
+    # Shutdown handler only — startup is handled manually in run_server_with_startup()
+    # so we can launch GraphRAG as a background task in the same event loop.
+    # Do NOT register startup_event as a hook here (it would run twice).
     config.shutdown_hooks = [shutdown_event]
 
     log_structured('info', f"Starting Hypercorn server on {SERVER_HOST}:{SERVER_PORT}")