diff --git a/package-lock.json b/package-lock.json
index 737138c..86d6490 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2346,9 +2346,9 @@
       "integrity": "sha1-wYakme0skFe86euNyilNbVRQ+sw="
     },
     "elliptic": {
-      "version": "6.5.2",
-      "resolved": "https://npm-private-toolkit.fangdd.net/elliptic/-/elliptic-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==",
       "requires": {
         "bn.js": "^4.4.0",
         "brorand": "^1.0.1",