diff --git a/src/cybergym/server/__main__.py b/src/cybergym/server/__main__.py
index 8dae39f..dd37122 100644
--- a/src/cybergym/server/__main__.py
+++ b/src/cybergym/server/__main__.py
@@ -157,5 +157,6 @@ if __name__ == "__main__":
     server_conf.log_dir.mkdir(parents=True, exist_ok=True)
     server_conf.db_path = Path(args.db_path)
     server_conf.binary_dir = args.binary_dir
+    server_conf.max_file_size_mb = args.max_file_size_mb
 
     uvicorn.run(app, host=args.host, port=args.port)