diff --git a/scripts/unwrapWeth.ts b/scripts/unwrapWeth.ts
index f1b710dd1..e258940e4 100644
--- a/scripts/unwrapWeth.ts
+++ b/scripts/unwrapWeth.ts
@@ -1,4 +1,12 @@
-import { ethers, retrieveSignerFromCLIArgs, getProvider, WETH9, toBN, isKeyOf, getNetworkName } from "../src/utils";
+import {
+  ethers,
+  retrieveSignerFromCLIArgs,
+  getProvider,
+  WETH9,
+  toBN,
+  getNetworkName,
+  TOKEN_SYMBOLS_MAP,
+} from "../src/utils";
 import { askYesNoQuestion } from "./utils";
 import minimist from "minimist";
 
@@ -15,16 +23,6 @@ const args = minimist(process.argv.slice(2), {
 // \ --wallet gckms
 // \ --keys bot1
 
-const WETH_ADDRESSES = {
-  1: "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
-  10: "0x4200000000000000000000000000000000000006",
-  42161: "0x82af49447d8a07e3bd95bd0d56f35241523fbab1",
-  137: "0x7ceb23fd6bc0add59e62ac25578270cff1b9f619",
-  288: "0xDeadDeAddeAddEAddeadDEaDDEAdDeaDDeAD0000",
-  324: "0x5AEa5775959fBC2557Cc8789bC1bf90A239D9a91",
-  8453: "0x4200000000000000000000000000000000000006",
-};
-
 export async function run(): Promise<void> {
   if (!Object.keys(args).includes("chainId")) {
     throw new Error("Define `chainId` as the chain you want to connect on");
@@ -36,10 +34,10 @@ export async function run(): Promise<void> {
   const signerAddr = await baseSigner.getAddress();
   const chainId = Number(args.chainId);
   const connectedSigner = baseSigner.connect(await getProvider(chainId));
-  if (!isKeyOf(chainId, WETH_ADDRESSES)) {
+  if (!TOKEN_SYMBOLS_MAP.WETH.addresses[chainId]) {
     throw new Error("chainId does not have a defined WETH address");
   }
-  const token = WETH_ADDRESSES[chainId];
+  const token = TOKEN_SYMBOLS_MAP.WETH.addresses[chainId];
   const weth = new ethers.Contract(token, WETH9.abi, connectedSigner);
   const decimals = 18;
   const amountFromWei = ethers.utils.formatUnits(args.amount, decimals);