diff --git a/packages/ur-registry-eth/__tests__/utils.test.ts b/packages/ur-registry-eth/__tests__/utils.test.ts
new file mode 100644
index 0000000..98ba8f4
--- /dev/null
+++ b/packages/ur-registry-eth/__tests__/utils.test.ts
@@ -0,0 +1,26 @@
+// @ts-nocheck
+
+import { generateAddressFromXpub, findHDPathFromAddress } from "../src/utlis";
+
+describe("utils", () => {
+
+  // abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about
+  // m/44'/60'/0'
+  const xpub = "xpub6DCoCpSuQZB2jawqnGMEPS63ePKWkwWPH4TU45Q7LPXWuNd8TMtVxRrgjtEshuqpK3mdhaWHPFsBngh5GFZaM6si3yZdUsT8ddYM3PwnATt";
+  const firstAddress = "0x9858EfFD232B4033E47d90003D41EC34EcaEda94";
+  const secondAddress = "0x6Fac4D18c912343BF86fa7049364Dd4E424Ab9C0";
+
+  describe("generateAddressFromXpub", () => {
+    it("should derive address from xpub", () => {
+      expect(generateAddressFromXpub(xpub, "m/0/0")).toBe(firstAddress);
+      expect(generateAddressFromXpub(xpub, "m/0/1")).toBe(secondAddress);
+    })
+  })
+
+  describe("findHDPathFromAddress", () => {
+    it("should find HD path from given address", () => {
+      expect(findHDPathFromAddress(firstAddress, xpub, 10, "m/44'/60'/0'")).toBe("m/44'/60'/0'/0/0")
+      expect(findHDPathFromAddress(secondAddress, xpub, 10, "m/44'/60'/0'")).toBe("m/44'/60'/0'/0/1")
+    })
+  })
+});
diff --git a/packages/ur-registry-eth/package.json b/packages/ur-registry-eth/package.json
index 3a8f29e..3dcf098 100644
--- a/packages/ur-registry-eth/package.json
+++ b/packages/ur-registry-eth/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@keystonehq/bc-ur-registry-eth",
-  "version": "0.19.1",
+  "version": "0.20.0",
   "description": "bc-ur-registry extension for ETH",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -25,7 +25,7 @@
   "author": "soralit <soralitria@gmail.com>",
   "license": "ISC",
   "dependencies": {
-    "@ethereumjs/util": "^8.0.0",
+    "@ethereumjs/util": "^9.0.3",
     "@keystonehq/bc-ur-registry": "^0.6.0",
     "hdkey": "^2.0.1",
     "uuid": "^8.3.2"
diff --git a/packages/ur-registry-eth/src/utlis.ts b/packages/ur-registry-eth/src/utlis.ts
index b81d131..feac8c0 100644
--- a/packages/ur-registry-eth/src/utlis.ts
+++ b/packages/ur-registry-eth/src/utlis.ts
@@ -7,7 +7,7 @@ export const generateAddressFromXpub = (xpub: string, derivePath: string) => {
   const node = HDKey.fromExtendedKey(xpub);
   const publicKey = node.derive(derivePath);
   const address =
-    "0x" + publicToAddress(publicKey.publicKey, true).toString("hex");
+    "0x" + Buffer.from(publicToAddress(publicKey.publicKey, true)).toString("hex");
   return toChecksumAddress(address);
 };
 
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 489440a..5392f59 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -710,8 +710,8 @@ importers:
   packages/ur-registry-eth:
     dependencies:
       '@ethereumjs/util':
-        specifier: ^8.0.0
-        version: 8.1.0
+        specifier: ^9.0.3
+        version: 9.0.3
       '@keystonehq/bc-ur-registry':
         specifier: ^0.6.0
         version: 0.6.4
@@ -2498,6 +2498,12 @@ packages:
     hasBin: true
     dev: false
 
+  /@ethereumjs/rlp@5.0.2:
+    resolution: {integrity: sha512-DziebCdg4JpGlEqEdGgXmjqcFoJi+JGulUXwEjsZGAscAQ7MyD/7LE/GVCP29vEQxKc7AAwjT3A2ywHp2xfoCA==}
+    engines: {node: '>=18'}
+    hasBin: true
+    dev: false
+
   /@ethereumjs/tx@3.5.2:
     resolution: {integrity: sha512-gQDNJWKrSDGu2w7w0PzVXVBNMzb7wwdDOmOqczmhNjqFxFuIbhVJDwiGEnxFNC2/b8ifcZzY7MLcluizohRzNw==}
     dependencies:
@@ -2524,6 +2530,14 @@ packages:
       micro-ftch: 0.3.1
     dev: false
 
+  /@ethereumjs/util@9.0.3:
+    resolution: {integrity: sha512-PmwzWDflky+7jlZIFqiGsBPap12tk9zK5SVH9YW2OEnDN7OEhCjUOMzbOqwuClrbkSIkM2ERivd7sXZ48Rh/vg==}
+    engines: {node: '>=18'}
+    dependencies:
+      '@ethereumjs/rlp': 5.0.2
+      ethereum-cryptography: 2.1.3
+    dev: false
+
   /@humanwhocodes/config-array@0.11.14:
     resolution: {integrity: sha512-3T8LkOmg45BV5FICb15QQMsyUSWrQ8AygVfC7ZG32zOalnqrilm018ZVCw0eapXux8FtA33q8PSRSstjee3jSg==}
     engines: {node: '>=10.10.0'}