diff --git a/package-lock.json b/package-lock.json
index c25fc2e..ca6b654 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,8 @@
     "@babel/compat-data": {
       "version": "7.12.5",
       "resolved": "https://registry.npmjs.org/@babel/compat-data/-/compat-data-7.12.5.tgz",
-      "integrity": "sha512-DTsS7cxrsH3by8nqQSpFSyjSfSYl57D6Cf4q8dW3LK83tBKBDCkfcay1nYkXq1nIHXnpX8WMMb/O25HOy3h1zg=="
+      "integrity": "sha512-DTsS7cxrsH3by8nqQSpFSyjSfSYl57D6Cf4q8dW3LK83tBKBDCkfcay1nYkXq1nIHXnpX8WMMb/O25HOy3h1zg==",
+      "dev": true
     },
     "@babel/core": {
       "version": "7.8.7",
@@ -4018,9 +4019,9 @@
       "dev": true
     },
     "elliptic": {
-      "version": "6.5.2",
-      "resolved": "https://registry.npm.taobao.org/elliptic/download/elliptic-6.5.2.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Felliptic%2Fdownload%2Felliptic-6.5.2.tgz",
-      "integrity": "sha1-BcVnjXFzwEnYykM1UiJKSV0ON2I=",
+      "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",