diff --git a/cdk/handlers/raster_handler.py b/cdk/handlers/raster_handler.py
index f40048c..c0266de 100644
--- a/cdk/handlers/raster_handler.py
+++ b/cdk/handlers/raster_handler.py
@@ -124,7 +124,7 @@ async def log_request_data(request: Request, call_next):
 if "AWS_EXECUTION_ENV" in os.environ:
     logger.info("Lambda Init: Running FastAPI startup events")
     loop = asyncio.get_event_loop()
-    loop.run_until_complete(app.router.startup())
+    loop.run_until_complete(startup_event())
     logger.info("Lambda Init: FastAPI startup complete")