diff --git a/demo/package-lock.json b/demo/package-lock.json
index bbce6c7..761c84a 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -3917,9 +3917,9 @@
       "dev": true
     },
     "node_modules/elliptic": {
-      "version": "6.5.5",
-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.5.tgz",
-      "integrity": "sha512-7EjbcmUm17NQFu4Pmgmq2olYMj8nwMnpcddByChSUjArp8F5DQWcIcpriwO4ZToLNAJig0yiyjswfyGNje/ixw==",
+      "version": "6.6.0",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.6.0.tgz",
+      "integrity": "sha512-dpwoQcLc/2WLQvJvLRHKZ+f9FgOdjnq11rurqwekGQygGPsYSK29OMMD2WalatiqQ+XGFDglTNixpPfI+lpaAA==",
       "dev": true,
       "dependencies": {
         "bn.js": "^4.11.9",
@@ -12599,9 +12599,9 @@
       "dev": true
     },
     "elliptic": {
-      "version": "6.5.5",
-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.5.tgz",
-      "integrity": "sha512-7EjbcmUm17NQFu4Pmgmq2olYMj8nwMnpcddByChSUjArp8F5DQWcIcpriwO4ZToLNAJig0yiyjswfyGNje/ixw==",
+      "version": "6.6.0",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.6.0.tgz",
+      "integrity": "sha512-dpwoQcLc/2WLQvJvLRHKZ+f9FgOdjnq11rurqwekGQygGPsYSK29OMMD2WalatiqQ+XGFDglTNixpPfI+lpaAA==",
       "dev": true,
       "requires": {
         "bn.js": "^4.11.9",