diff --git a/package-lock.json b/package-lock.json
index 8b4fc75..7be807b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2726,9 +2726,9 @@
       }
     },
     "elliptic": {
-      "version": "6.4.0",
-      "resolved": "http://registry.npm.taobao.org/elliptic/download/elliptic-6.4.0.tgz",
-      "integrity": "sha1-ysmvh2LIWDYYcAPI3+GT5eLq5d8=",
+      "version": "6.5.3",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.3.tgz",
+      "integrity": "sha512-IMqzv5wNQf+E6aHeIqATs0tOLeOTwj1QKbRcS3jBbYkl5oLAserA8yJTT7/VyHUYG91PRmPyeQDObKLPpeS4dw==",
       "dev": true,
       "requires": {
         "bn.js": "^4.4.0",