diff --git a/contracts/multichain/MultichainGmRouter.sol b/contracts/multichain/MultichainGmRouter.sol
index 53b64862..d0e813e8 100644
--- a/contracts/multichain/MultichainGmRouter.sol
+++ b/contracts/multichain/MultichainGmRouter.sol
@@ -11,11 +11,11 @@ import "./MultichainRouter.sol";
 
 contract MultichainGmRouter is MultichainRouter {
 
-    DepositVault public depositVault;
-    IDepositHandler public depositHandler;
-    WithdrawalVault public withdrawalVault;
-    WithdrawalHandler public withdrawalHandler;
-    ShiftVault public shiftVault;
+    DepositVault public immutable depositVault;
+    IDepositHandler public immutable depositHandler;
+    WithdrawalVault public immutable withdrawalVault;
+    WithdrawalHandler public immutable withdrawalHandler;
+    ShiftVault public immutable shiftVault;
 
     constructor(
         BaseConstructorParams memory params,
diff --git a/contracts/multichain/MultichainOrderRouter.sol b/contracts/multichain/MultichainOrderRouter.sol
index 63f311ac..a0219782 100644
--- a/contracts/multichain/MultichainOrderRouter.sol
+++ b/contracts/multichain/MultichainOrderRouter.sol
@@ -18,6 +18,7 @@ contract MultichainOrderRouter is MultichainRouter {
         IBaseOrderUtils.CreateOrderParams memory params // can't use calldata because need to modify params.numbers.executionFee
     ) external nonReentrant withOraclePricesForAtomicAction(relayParams.oracleParams) onlyGelatoRelay returns (bytes32) {
         _validateDesChainId(relayParams.desChainId);
+        _validateGaslessFeature();
 
         bytes32 structHash = RelayUtils.getCreateOrderStructHash(relayParams, collateralDeltaAmount, params);
         _validateCall(relayParams, account, structHash, srcChainId);