diff --git a/l1-contracts/src.ts/utils-bytecode.ts b/l1-contracts/src.ts/utils-bytecode.ts
index 42f01577a..590503e9d 100644
--- a/l1-contracts/src.ts/utils-bytecode.ts
+++ b/l1-contracts/src.ts/utils-bytecode.ts
@@ -84,7 +84,7 @@ export function calculateWethAddresses(
     ethers.constants.HashZero
   );
 
-  const proxyInitializationParams = L2_WETH_INTERFACE.encodeFunctionData("initialize", ["Wrapped Ether", "WETH"]);
+  const proxyInitializationParams = L2_WETH_INTERFACE.encodeFunctionData("initializeV2", ["Wrapped Ether", "WETH", l2WethBridgeProxyAddress, l1WethAddress, ethIsBaseToken ]);
   const l2WethProxyAddress = computeL2Create2Address(
     l2WethBridgeProxyAddress,
     L2_WETH_PROXY_BYTECODE,
diff --git a/l1-contracts/test/test_config/constant/hardhat.json b/l1-contracts/test/test_config/constant/hardhat.json
index 762c23762..222901473 100644
--- a/l1-contracts/test/test_config/constant/hardhat.json
+++ b/l1-contracts/test/test_config/constant/hardhat.json
@@ -93,6 +93,6 @@
     "name": "Wrapped Ether",
     "symbol": "WETH",
     "decimals": 18,
-    "address": "0xF4d5D83386397278e9ADC349064a42FE1711baeb"
+    "address": "0x053Ea9b57a6CABD2EC65a9Aec8C744610B179E5F"
   }
-]
+]
\ No newline at end of file