diff --git a/examples/mantle/scripts/changeFeeParams.js b/examples/mantle/scripts/changeFeeParams.js
index 9fc3f32..fb3f8cd 100644
--- a/examples/mantle/scripts/changeFeeParams.js
+++ b/examples/mantle/scripts/changeFeeParams.js
@@ -19,6 +19,7 @@ task('changeFeeParams', 'Change fee params for zkLink').setAction(async (taskArg
     l2ChainId: 5001, // 5001 for Mantle Testnet, 5000 for Mantle Mainnet
     l1SignerOrProvider: l1Wallet,
     l2SignerOrProvider: l2Wallet,
+    bedrock: true,
   });
 
   const l1WalletAddress = await l1Wallet.getAddress();
diff --git a/examples/mantle/scripts/setValidator.js b/examples/mantle/scripts/setValidator.js
index e161b4d..4b42481 100644
--- a/examples/mantle/scripts/setValidator.js
+++ b/examples/mantle/scripts/setValidator.js
@@ -26,6 +26,7 @@ task('setValidator', 'Set validator for zkLink')
       l2ChainId: 5001, // 5001 for Mantle Testnet, 5000 for Mantle Mainnet
       l1SignerOrProvider: l1Wallet,
       l2SignerOrProvider: l2Wallet,
+      bedrock: true,
     });
 
     const l1WalletAddress = await l1Wallet.getAddress();
diff --git a/examples/mantle/scripts/syncBatchRoot.js b/examples/mantle/scripts/syncBatchRoot.js
index 5b4d36f..72cc9af 100644
--- a/examples/mantle/scripts/syncBatchRoot.js
+++ b/examples/mantle/scripts/syncBatchRoot.js
@@ -19,6 +19,7 @@ task('syncBatchRoot', 'Forward message to L2').setAction(async (taskArgs, hre) =
     l2ChainId: 5001, // 5001 for Mantle Testnet, 5000 for Mantle Mainnet
     l1SignerOrProvider: l1Wallet,
     l2SignerOrProvider: l2Wallet,
+    bedrock: true,
   });
 
   const l1WalletAddress = await l1Wallet.getAddress();
diff --git a/examples/mantle/scripts/syncL2Requests.js b/examples/mantle/scripts/syncL2Requests.js
index 9afe372..46fdb68 100644
--- a/examples/mantle/scripts/syncL2Requests.js
+++ b/examples/mantle/scripts/syncL2Requests.js
@@ -23,6 +23,7 @@ task('syncL2Requests', 'Send sync point to arbitrator')
       l2ChainId: 5001, // 5001 for Mantle Testnet, 5000 for Mantle Mainnet
       l1SignerOrProvider: l1Wallet,
       l2SignerOrProvider: l2Wallet,
+      bedrock: true,
     });
 
     const l2WalletAddress = await l2Wallet.getAddress();