diff --git a/package-lock.json b/package-lock.json
index 3206f63..998caeb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@kuestcom/builder-relayer-client",
-    "version": "2.0.5",
+    "version": "2.0.6",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@kuestcom/builder-relayer-client",
-            "version": "2.0.5",
+            "version": "2.0.6",
             "dependencies": {
                 "@kuestcom/builder-signing-sdk": "^2.0.2",
                 "axios": "^1.16.1",
diff --git a/package.json b/package.json
index 338652b..2d73c38 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@kuestcom/builder-relayer-client",
     "description": "Wallet-only client for Kuest relayers",
-    "version": "2.0.5",
+    "version": "2.0.6",
     "main": "dist/index.js",
     "types": "dist/index.d.ts",
     "files": [
diff --git a/src/builder/derive.ts b/src/builder/derive.ts
index d0d45a5..769612f 100644
--- a/src/builder/derive.ts
+++ b/src/builder/derive.ts
@@ -9,21 +9,22 @@ import {
     toHex,
 } from "viem";
 
-const ERC1967_CONST1: Hex = "0xcc3735a920a3ca505d382bbc545af43d6000803e6038573d6000fd5b3d6000f3";
-const ERC1967_CONST2: Hex = "0x5155f3363d3d373d3d363d7f360894a13ba1a3210667c828492db98dca3e2076";
-const ERC1967_PREFIX = 0x61003d3d8160233d3973n;
+const ERC1967_BEACON_CONST1: Hex = "0x60195155f3363d3d373d3d363d602036600436635c60da";
+const ERC1967_BEACON_CONST2: Hex = "0x1b60e01b36527fa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6c";
+const ERC1967_BEACON_CONST3: Hex = "0xb3582b35133d50545afa5036515af43d6000803e604d573d6000fd5b3d6000f3";
+const ERC1967_BEACON_PREFIX = 0x6100523d8160233d3973n;
 
-function initCodeHashERC1967(implementation: Address, args: Hex): Hex {
+function initCodeHashERC1967BeaconProxy(beacon: Address, args: Hex): Hex {
     const n = BigInt((args.length - 2) / 2);
-    const combined = ERC1967_PREFIX + (n << 56n);
+    const combined = ERC1967_BEACON_PREFIX + (n << 56n);
 
     return keccak256(
         concat([
             toHex(combined, { size: 10 }),
-            implementation as Hex,
-            "0x6009",
-            ERC1967_CONST2,
-            ERC1967_CONST1,
+            beacon as Hex,
+            ERC1967_BEACON_CONST1,
+            ERC1967_BEACON_CONST2,
+            ERC1967_BEACON_CONST3,
             args,
         ]),
     );
@@ -32,7 +33,7 @@ function initCodeHashERC1967(implementation: Address, args: Hex): Hex {
 export const deriveDepositWallet = (
     owner: string,
     factory: string,
-    implementation: string,
+    beacon: string,
 ): string => {
     const walletId = pad(owner as Hex, { dir: "left", size: 32 });
     const args = encodeAbiParameters(
@@ -40,7 +41,7 @@ export const deriveDepositWallet = (
         [factory as Address, walletId],
     );
     const salt = keccak256(args);
-    const bytecodeHash = initCodeHashERC1967(implementation as Address, args);
+    const bytecodeHash = initCodeHashERC1967BeaconProxy(beacon as Address, args);
 
     return getCreate2Address({ from: factory as Hex, salt, bytecodeHash });
 };
diff --git a/src/client.ts b/src/client.ts
index 258362f..943f1df 100644
--- a/src/client.ts
+++ b/src/client.ts
@@ -162,7 +162,7 @@ export class RelayClient {
         return deriveDepositWallet(
             address,
             config.DepositWalletFactory,
-            config.DepositWalletImplementation,
+            config.DepositWalletBeacon,
         );
     }
 
diff --git a/src/config/index.ts b/src/config/index.ts
index 5954563..de77559 100644
--- a/src/config/index.ts
+++ b/src/config/index.ts
@@ -1,5 +1,6 @@
 export interface DepositWalletContractConfig {
     DepositWalletFactory: string;
+    DepositWalletBeacon: string;
     DepositWalletImplementation: string;
 }
 
@@ -8,8 +9,9 @@ export interface ContractConfig {
 }
 
 const DEPOSIT_WALLET_CONFIG: DepositWalletContractConfig = {
-    DepositWalletFactory: "0x3DaBe8f032833CE42CC26d9149660E6f596759C5",
-    DepositWalletImplementation: "0xFB2f5D822Ecb062dE63a7B830C5e83C994698851",
+    DepositWalletFactory: "0x2CcdC6C5dDcd895aFcCD259F291de9b618A5cA6c",
+    DepositWalletBeacon: "0x74a618eBdd62Ff8579A8FE94f5B888d7623b9C35",
+    DepositWalletImplementation: "0xf9dFAe108bF7d7aaa9E6D8c1aB281c6285BAF86c",
 };
 
 const AMOY: ContractConfig = {
@@ -23,7 +25,7 @@ const POLYGON: ContractConfig = {
 export function isDepositWalletContractConfigValid(
     config: DepositWalletContractConfig,
 ): boolean {
-    return !!config.DepositWalletFactory && !!config.DepositWalletImplementation;
+    return !!config.DepositWalletFactory && !!config.DepositWalletBeacon;
 }
 
 export const getContractConfig = (chainId: number): ContractConfig => {
diff --git a/tests/signatures/index.test.ts b/tests/signatures/index.test.ts
index f916015..7d8073d 100644
--- a/tests/signatures/index.test.ts
+++ b/tests/signatures/index.test.ts
@@ -36,11 +36,11 @@ describe("deposit wallet relayer requests", () => {
         const address = deriveDepositWallet(
             owner,
             config.DepositWalletFactory,
-            config.DepositWalletImplementation,
+            config.DepositWalletBeacon,
         );
 
         expect(address).match(/^0x[0-9a-fA-F]{40}$/);
-        expect(address).equal("0x053258Cfb6124a089363F89dA04b2eFa39b34e2d");
+        expect(address).equal("0xF3ab66D34F0B14C9a4f8564Ec8baaBBf51ad0Fd6");
     });
 
     it("signs wallet batch requests", async () => {
@@ -48,7 +48,7 @@ describe("deposit wallet relayer requests", () => {
         const walletAddress = deriveDepositWallet(
             owner,
             config.DepositWalletFactory,
-            config.DepositWalletImplementation,
+            config.DepositWalletBeacon,
         );
         const request = await buildDepositWalletBatchRequest(
             signer,