diff --git a/standard-bridge-custom-token/README.md b/standard-bridge-custom-token/README.md
index 030f77f..23b7c37 100644
--- a/standard-bridge-custom-token/README.md
+++ b/standard-bridge-custom-token/README.md
@@ -10,6 +10,8 @@ cd ./standard-bridge-custom-token
 
 # step 3:
 npx hardhat run scripts/deploy.js --network manta-mainnet
+# or
+npx hardhat run scripts/deploy_l1.js --network eth-mainnet
 
 # step 4:
 # configure the l2TokenAddress address in the console into config
diff --git a/standard-bridge-custom-token/config.js b/standard-bridge-custom-token/config.js
index 70e2414..2216771 100644
--- a/standard-bridge-custom-token/config.js
+++ b/standard-bridge-custom-token/config.js
@@ -9,14 +9,21 @@ const TOKENS = {
     l2TokenAddress: "0xA2B0b1DF7FbD966560A302E9E2cFB9d0f115FfD6",
     isTestnet: true,
   },
-  TestTT: {
-    name: "TestToken",
-    symbol: "TT",
+  TestManta: {
+    name: "Manta Token",
+    symbol: "MANTA",
     decimals: 18,
-    l1TokenAddress: "0x8D7090DdDa057f48FdBbb2ABCeA22D1113AB566a",
-    l2TokenAddress: "0x8D7090DdDa057f48FdBbb2ABCeA22D1113AB566a",
+    l1TokenAddress: "0x9758962A46ffbE3Ae02Dc5a850b0e5A3A985EAdD",
+    l2TokenAddress: "0x7c75A32F38D493802254e9C7356621e20668c762",
     isTestnet: true,
   },
+  MANTA: {
+    name: "Manta",
+    symbol: "MANTA",
+    decimals: 18,
+    l1TokenAddress: "",
+    l2TokenAddress: "0x95CeF13441Be50d20cA4558CC0a27B601aC544E5",
+  },
   MATIC: {
     name: "Matic Token",
     symbol: "MATIC",
diff --git a/standard-bridge-custom-token/scripts/deploy_l1.js b/standard-bridge-custom-token/scripts/deploy_l1.js
index 2b73f1b..cf4f77d 100644
--- a/standard-bridge-custom-token/scripts/deploy_l1.js
+++ b/standard-bridge-custom-token/scripts/deploy_l1.js
@@ -7,8 +7,10 @@ async function main(token) {
   const l2CustomERC20Factory = await ethers.getContractFactory(
     "MantaMintableERC20"
   );
+  // l1StandardBridge (goerli): 0x4638aC6b5727a8b9586D3eba5B44Be4b74ED41Fc
+  // l1StandardBridge (ethereum mainnet): 0x3B95bC951EE0f553ba487327278cAc44f29715E5
   const args = [
-    "0x4638aC6b5727a8b9586D3eba5B44Be4b74ED41Fc",
+    "0x3B95bC951EE0f553ba487327278cAc44f29715E5",
     token.l2TokenAddress,
     token.name,
     token.symbol,