diff --git a/web-network/package.json b/web-network/package.json
index 2dd1cb5..df788c2 100644
--- a/web-network/package.json
+++ b/web-network/package.json
@@ -79,6 +79,7 @@
     "cross-env": "^7.0.3",
     "echarts": "^5.3.2",
     "echarts-for-react": "^3.0.2",
+    "file-saver": "^2.0.5",
     "fs-web-server-scaffold": "^1.0.6",
     "koa-better-http-proxy": "^0.2.5",
     "koa-convert": "^2.0.0",