diff --git a/package.json b/package.json
index 6b53600a..5ed44770 100644
--- a/package.json
+++ b/package.json
@@ -39,9 +39,9 @@
     "test:watch": "jest --watch"
   },
   "dependencies": {
-    "@ethereumjs/util": "^8.0.0",
+    "@ethereumjs/util": "^8.0.6",
     "bn.js": "^4.11.8",
-    "ethereum-cryptography": "^1.1.2",
+    "ethereum-cryptography": "^2.0.0",
     "ethjs-util": "^0.1.6",
     "tweetnacl": "^1.0.3",
     "tweetnacl-util": "^0.15.1"
diff --git a/yarn.lock b/yarn.lock
index 8bb44ab2..1100da11 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -406,6 +406,33 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@chainsafe/as-sha256@npm:^0.4.1":
+  version: 0.4.1
+  resolution: "@chainsafe/as-sha256@npm:0.4.1"
+  checksum: 6d86975e648ecdafd366802278ac15b392b252e967f3681412ec48b5a3518b936cc5e977517499882b084991446d25787d98f8f585891943688cc81549a44e9a
+  languageName: node
+  linkType: hard
+
+"@chainsafe/persistent-merkle-tree@npm:^0.6.1":
+  version: 0.6.1
+  resolution: "@chainsafe/persistent-merkle-tree@npm:0.6.1"
+  dependencies:
+    "@chainsafe/as-sha256": ^0.4.1
+    "@noble/hashes": ^1.3.0
+  checksum: 74614b8d40970dc930d5bf741619498b0bbbde5ff24ce45fce6ad122143aa77bf57249a28175b1b972cf56bff57d529a4258b7222ab4e60c1261119b5986c51b
+  languageName: node
+  linkType: hard
+
+"@chainsafe/ssz@npm:^0.11.1":
+  version: 0.11.1
+  resolution: "@chainsafe/ssz@npm:0.11.1"
+  dependencies:
+    "@chainsafe/as-sha256": ^0.4.1
+    "@chainsafe/persistent-merkle-tree": ^0.6.1
+  checksum: e3c2928f9ab4a0544e645f0302b9535046d1e6e1d4b3bd1c3dd6bc8e6302fddad6036d65e7900d1446f285f496051da05fa14c1bde590b511d03033907175c8f
+  languageName: node
+  linkType: hard
+
 "@es-joy/jsdoccomment@npm:~0.31.0":
   version: 0.31.0
   resolution: "@es-joy/jsdoccomment@npm:0.31.0"
@@ -434,22 +461,24 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@ethereumjs/rlp@npm:^4.0.0-beta.2":
-  version: 4.0.0-beta.3
-  resolution: "@ethereumjs/rlp@npm:4.0.0-beta.3"
+"@ethereumjs/rlp@npm:^4.0.1":
+  version: 4.0.1
+  resolution: "@ethereumjs/rlp@npm:4.0.1"
   bin:
     rlp: bin/rlp
-  checksum: 503b74fafd32d74a0a4e86a817486391ceb046c338518864148477b549f82ca9b6996f14adf84b492c7fa40286b74285f82b5d733e9f64baa9179cc9f9c1d5f2
+  checksum: 30db19c78faa2b6ff27275ab767646929207bb207f903f09eb3e4c273ce2738b45f3c82169ddacd67468b4f063d8d96035f2bf36f02b6b7e4d928eefe2e3ecbc
   languageName: node
   linkType: hard
 
-"@ethereumjs/util@npm:^8.0.0":
-  version: 8.0.0
-  resolution: "@ethereumjs/util@npm:8.0.0"
+"@ethereumjs/util@npm:^8.0.6":
+  version: 8.0.6
+  resolution: "@ethereumjs/util@npm:8.0.6"
   dependencies:
-    "@ethereumjs/rlp": ^4.0.0-beta.2
-    ethereum-cryptography: ^1.1.2
-  checksum: 360e9795e120f15eba4d683260eca64071f9020eaa9d7276c0cdd80d837933757c0c089ba578a10ad0cfef51118d87649e1c6722a10385991590c4cf51eba62b
+    "@chainsafe/ssz": ^0.11.1
+    "@ethereumjs/rlp": ^4.0.1
+    ethereum-cryptography: ^2.0.0
+    micro-ftch: ^0.3.1
+  checksum: 034e06cddec27417318434a1a7cd7a9dc0f0b447c1f54423c515d8809c9697386eee6429d0a1c13517a85c696e6fdba570b243d882e65764c274859606027015
   languageName: node
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@@ -855,7 +884,7 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@metamask/eth-sig-util@workspace:."
   dependencies:
-    "@ethereumjs/util": ^8.0.0
+    "@ethereumjs/util": ^8.0.6
     "@lavamoat/allow-scripts": ^2.0.3
     "@metamask/auto-changelog": ^3.1.0
     "@metamask/eslint-config": ^9.0.0
@@ -875,7 +904,7 @@ __metadata:
     eslint-plugin-jsdoc: ^39.2.0
     eslint-plugin-node: ^11.1.0
     eslint-plugin-prettier: ^3.4.0
-    ethereum-cryptography: ^1.1.2
+    ethereum-cryptography: ^2.0.0
     ethjs-util: ^0.1.6
     jest: ^27.0.6
     prettier: ^2.3.2
@@ -889,17 +918,19 @@ __metadata:
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   linkType: soft
 
-"@noble/hashes@npm:1.1.2, @noble/hashes@npm:~1.1.1":
-  version: 1.1.2
-  resolution: "@noble/hashes@npm:1.1.2"
-  checksum: 3c2a8cb7c2e053811032f242155d870c5eb98844d924d69702244d48804cb03b42d4a666c49c2b71164420d8229cb9a6f242b972d50d5bb2f1d673b98b041de2
+"@noble/curves@npm:1.0.0, @noble/curves@npm:~1.0.0":
+  version: 1.0.0
+  resolution: "@noble/curves@npm:1.0.0"
+  dependencies:
+    "@noble/hashes": 1.3.0
+  checksum: 6bcef44d626c640dc8961819d68dd67dffb907e3b973b7c27efe0ecdd9a5c6ce62c7b9e3dfc930c66605dced7f1ec0514d191c09a2ce98d6d52b66e3315ffa79
   languageName: node
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-"@noble/secp256k1@npm:1.6.3, @noble/secp256k1@npm:~1.6.0":
-  version: 1.6.3
-  resolution: "@noble/secp256k1@npm:1.6.3"
-  checksum: 16eb3242533e645deb64444c771515f66bdc2ee0759894efd42fdeed4ab226ed29827aaaf6caa27d3d95b831452fd4246aa1007cd688aa462ad48fc084ab76e6
+"@noble/hashes@npm:1.3.0, @noble/hashes@npm:^1.3.0, @noble/hashes@npm:~1.3.0":
+  version: 1.3.0
+  resolution: "@noble/hashes@npm:1.3.0"
+  checksum: d7ddb6d7c60f1ce1f87facbbef5b724cdea536fc9e7f59ae96e0fc9de96c8f1a2ae2bdedbce10f7dcc621338dfef8533daa73c873f2b5c87fa1a4e05a95c2e2e
   languageName: node
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@@ -985,24 +1016,24 @@ __metadata:
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-"@scure/bip32@npm:1.1.0":
-  version: 1.1.0
-  resolution: "@scure/bip32@npm:1.1.0"
+"@scure/bip32@npm:1.3.0":
+  version: 1.3.0
+  resolution: "@scure/bip32@npm:1.3.0"
   dependencies:
-    "@noble/hashes": ~1.1.1
-    "@noble/secp256k1": ~1.6.0
+    "@noble/curves": ~1.0.0
+    "@noble/hashes": ~1.3.0
     "@scure/base": ~1.1.0
-  checksum: e6102ab9038896861fca5628b8a97f3c4cb24a073cc9f333c71c747037d82e4423d1d111fd282ba212efaf73cbc5875702567fb4cf13b5f0eb23a5bab402e37e
+  checksum: 6eae997f9bdf41fe848134898960ac48e645fa10e63d579be965ca331afd0b7c1b8ebac170770d237ab4099dafc35e5a82995384510025ccf2abe669f85e8918
   languageName: node
   linkType: hard
 
-"@scure/bip39@npm:1.1.0":
-  version: 1.1.0
-  resolution: "@scure/bip39@npm:1.1.0"
+"@scure/bip39@npm:1.2.0":
+  version: 1.2.0
+  resolution: "@scure/bip39@npm:1.2.0"
   dependencies:
-    "@noble/hashes": ~1.1.1
+    "@noble/hashes": ~1.3.0
     "@scure/base": ~1.1.0
-  checksum: c4361406f092a45e511dc572c89f497af6665ad81cb3fd7bf78e6772f357f7ae885e129ef0b985cb3496a460b4811318f77bc61634d9b0a8446079a801b6003c
+  checksum: 980d761f53e63de04a9e4db840eb13bfb1bd1b664ecb04a71824c12c190f4972fd84146f3ed89b2a8e4c6bd2c17c15f8b592b7ac029e903323b0f9e2dae6916b
   languageName: node
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@@ -2699,15 +2730,15 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ethereum-cryptography@npm:^1.1.2":
-  version: 1.1.2
-  resolution: "ethereum-cryptography@npm:1.1.2"
+"ethereum-cryptography@npm:^2.0.0":
+  version: 2.0.0
+  resolution: "ethereum-cryptography@npm:2.0.0"
   dependencies:
-    "@noble/hashes": 1.1.2
-    "@noble/secp256k1": 1.6.3
-    "@scure/bip32": 1.1.0
-    "@scure/bip39": 1.1.0
-  checksum: 0ef55f141acad45b1ba1db58ce3d487155eb2d0b14a77b3959167a36ad324f46762873257def75e7f00dbe8ac78aabc323d2207830f85e63a42a1fb67063a6ba
+    "@noble/curves": 1.0.0
+    "@noble/hashes": 1.3.0
+    "@scure/bip32": 1.3.0
+    "@scure/bip39": 1.2.0
+  checksum: 958f8aab2d1b32aa759fb27a27877b3647410e8bb9aca7d65d1d477db4864cf7fc46b918eb52a1e246c25e98ee0a35a632c88b496aeaefa13469ee767a76c8db
   languageName: node
   linkType: hard
 
@@ -4554,6 +4585,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"micro-ftch@npm:^0.3.1":
+  version: 0.3.1
+  resolution: "micro-ftch@npm:0.3.1"
+  checksum: 0e496547253a36e98a83fb00c628c53c3fb540fa5aaeaf718438873785afd193244988c09d219bb1802984ff227d04938d9571ef90fe82b48bd282262586aaff
+  languageName: node
+  linkType: hard
+
 "micromatch@npm:^4.0.4":
   version: 4.0.5
   resolution: "micromatch@npm:4.0.5"