diff --git a/package-lock.json b/package-lock.json
index b40451a..0c2f67c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10434,6 +10434,23 @@
                   "requires": {
                     "bn.js": "^4.11.8",
                     "ethereumjs-util": "^6.0.0"
+                  },
+                  "dependencies": {
+                    "ethereumjs-util": {
+                      "version": "6.1.0",
+                      "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-6.1.0.tgz",
+                      "integrity": "sha512-URESKMFbDeJxnAxPppnk2fN6Y3BIatn9fwn76Lm8bQlt+s52TpG8dN9M66MLPuRAiAOIqL3dfwqWJf0sd0fL0Q==",
+                      "dev": true,
+                      "requires": {
+                        "bn.js": "^4.11.0",
+                        "create-hash": "^1.1.2",
+                        "ethjs-util": "0.1.6",
+                        "keccak": "^1.0.2",
+                        "rlp": "^2.0.0",
+                        "safe-buffer": "^5.1.1",
+                        "secp256k1": "^3.0.1"
+                      }
+                    }
                   }
                 },
                 "ethereumjs-block": {
@@ -14505,6 +14522,23 @@
                   "requires": {
                     "bn.js": "^4.11.8",
                     "ethereumjs-util": "^6.0.0"
+                  },
+                  "dependencies": {
+                    "ethereumjs-util": {
+                      "version": "6.1.0",
+                      "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-6.1.0.tgz",
+                      "integrity": "sha512-URESKMFbDeJxnAxPppnk2fN6Y3BIatn9fwn76Lm8bQlt+s52TpG8dN9M66MLPuRAiAOIqL3dfwqWJf0sd0fL0Q==",
+                      "dev": true,
+                      "requires": {
+                        "bn.js": "^4.11.0",
+                        "create-hash": "^1.1.2",
+                        "ethjs-util": "0.1.6",
+                        "keccak": "^1.0.2",
+                        "rlp": "^2.0.0",
+                        "safe-buffer": "^5.1.1",
+                        "secp256k1": "^3.0.1"
+                      }
+                    }
                   }
                 },
                 "ethereumjs-block": {