diff --git a/l1-contracts/deploy-scripts/dev/SetupLegacyBridge.s.sol b/l1-contracts/deploy-scripts/dev/SetupLegacyBridge.s.sol
index 301bfd2c8..e178824b1 100644
--- a/l1-contracts/deploy-scripts/dev/SetupLegacyBridge.s.sol
+++ b/l1-contracts/deploy-scripts/dev/SetupLegacyBridge.s.sol
@@ -104,6 +104,7 @@ contract SetupLegacyBridge is Script {
     function setParamsForDummyBridge() internal {
         (address l2TokenBeacon, bytes32 l2TokenBeaconHash) = calculateTokenBeaconAddress();
         DummyL1ERC20Bridge bridge = DummyL1ERC20Bridge(addresses.erc20BridgeProxy);
+        vm.broadcast();
         bridge.setValues(config.l2SharedBridgeAddress, l2TokenBeacon, l2TokenBeaconHash);
     }
 
@@ -124,10 +125,15 @@ contract SetupLegacyBridge is Script {
         bytes memory beaconProxy = Utils.readHardhatBytecode(
             "/../l2-contracts/artifacts-zk/@openzeppelin/contracts/proxy/beacon/BeaconProxy.sol/BeaconProxy.json"
         );
+        tokenBeaconBytecodeHash = L2ContractHelper.hashL2Bytecode(beaconProxy);
 
-        (tokenBeaconAddress, tokenBeaconBytecodeHash) = calculateL2Create2Address(
+        bytes memory upgradableBeacon = Utils.readHardhatBytecode(
+            "/../l2-contracts/artifacts-zk/@openzeppelin/contracts/proxy/beacon/UpgradeableBeacon.sol/UpgradeableBeacon.json"
+        );
+
+        (tokenBeaconAddress, ) = calculateL2Create2Address(
             config.l2SharedBridgeAddress,
-            beaconProxy,
+            upgradableBeacon,
             bytes32(0),
             abi.encode(l2StandardToken)
         );