diff --git a/demo/package-lock.json b/demo/package-lock.json
index 9738c776..ee13d0f2 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -39993,9 +39993,9 @@
       }
     },
     "ua-parser-js": {
-      "version": "0.7.21",
-      "resolved": "https://registry.npm.taobao.org/ua-parser-js/download/ua-parser-js-0.7.21.tgz",
-      "integrity": "sha1-hTz5zpP2QvZxdCc8w0Vlrm8wh3c="
+      "version": "0.7.31",
+      "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.31.tgz",
+      "integrity": "sha512-qLK/Xe9E2uzmYI3qLeOmI0tEOt+TBBQyUIAh4aAgU05FVYzeZrKUdkAZfBNVGRaHVgV0TDkdEngJSw/SyQchkQ=="
     },
     "uglify-js": {
       "version": "3.4.10",