diff --git a/ethereum/contracts/relayer/wormholeRelayer/WormholeRelayerSend.sol b/ethereum/contracts/relayer/wormholeRelayer/WormholeRelayerSend.sol
index 102864d86..9a87ba7b2 100644
--- a/ethereum/contracts/relayer/wormholeRelayer/WormholeRelayerSend.sol
+++ b/ethereum/contracts/relayer/wormholeRelayer/WormholeRelayerSend.sol
@@ -36,7 +36,7 @@ abstract contract WormholeRelayerSend is WormholeRelayerBase, IWormholeRelayerSe
     function sendPayloadToEvm(
         uint16 targetChain,
         address targetAddress,
-        bytes memory payload,
+        bytes calldata payload,
         TargetNative receiverValue,
         Gas gasLimit
     ) external payable returns (uint64 sequence) {
@@ -58,7 +58,7 @@ abstract contract WormholeRelayerSend is WormholeRelayerBase, IWormholeRelayerSe
     function sendPayloadToEvm(
         uint16 targetChain,
         address targetAddress,
-        bytes memory payload,
+        bytes calldata payload,
         TargetNative receiverValue,
         Gas gasLimit,
         uint16 refundChain,
@@ -82,7 +82,7 @@ abstract contract WormholeRelayerSend is WormholeRelayerBase, IWormholeRelayerSe
     function sendVaasToEvm(
         uint16 targetChain,
         address targetAddress,
-        bytes memory payload,
+        bytes calldata payload,
         TargetNative receiverValue,
         Gas gasLimit,
         VaaKey[] memory vaaKeys
@@ -105,10 +105,10 @@ abstract contract WormholeRelayerSend is WormholeRelayerBase, IWormholeRelayerSe
     function sendVaasToEvm(
         uint16 targetChain,
         address targetAddress,
-        bytes memory payload,
+        bytes calldata payload,
         TargetNative receiverValue,
         Gas gasLimit,
-        VaaKey[] memory vaaKeys,
+        VaaKey[] calldata vaaKeys,
         uint16 refundChain,
         address refundAddress
     ) external payable returns (uint64 sequence) {
@@ -158,7 +158,7 @@ abstract contract WormholeRelayerSend is WormholeRelayerBase, IWormholeRelayerSe
     function forwardPayloadToEvm(
         uint16 targetChain,
         address targetAddress,
-        bytes memory payload,
+        bytes calldata payload,
         TargetNative receiverValue,
         Gas gasLimit
     ) external payable {
@@ -182,10 +182,10 @@ abstract contract WormholeRelayerSend is WormholeRelayerBase, IWormholeRelayerSe
     function forwardVaasToEvm(
         uint16 targetChain,
         address targetAddress,
-        bytes memory payload,
+        bytes calldata payload,
         TargetNative receiverValue,
         Gas gasLimit,
-        VaaKey[] memory vaaKeys
+        VaaKey[] calldata vaaKeys
     ) external payable {
         (address deliveryProvider,) =
             getOriginalOrDefaultDeliveryProvider(targetChain);