diff --git a/package-lock.json b/package-lock.json
index 7781f93..a0a8040 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,6 +20,27 @@
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@@ -1330,6 +1351,11 @@
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@@ -3440,14 +3466,6 @@
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+          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.2.1.tgz",
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+            "elliptic": "^6.5.2",
+            "ethereum-cryptography": "^0.1.3",
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@@ -7405,6 +7608,11 @@
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@@ -7423,6 +7631,11 @@
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@@ -9523,6 +9736,11 @@
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-      "integrity": "sha1-I2QN17QtAEM5ERQIIOXPRA5SHdE=",
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@@ -11445,6 +11651,16 @@
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