diff --git a/contracts/gateway/AxelarAmplifierGatewayProxy.sol b/contracts/gateway/AxelarAmplifierGatewayProxy.sol
index 93703e76..27d2ce75 100644
--- a/contracts/gateway/AxelarAmplifierGatewayProxy.sol
+++ b/contracts/gateway/AxelarAmplifierGatewayProxy.sol
@@ -5,6 +5,8 @@ pragma solidity ^0.8.0;
 import { Proxy } from '../upgradable/Proxy.sol';
 
 contract AxelarAmplifierGatewayProxy is Proxy {
+    bytes32 public constant CONTRACT_ID = keccak256('axelar-amplifier-gateway');
+
     constructor(
         address implementationAddress,
         address owner,
@@ -12,6 +14,6 @@ contract AxelarAmplifierGatewayProxy is Proxy {
     ) Proxy(implementationAddress, owner, setupParams) {}
 
     function contractId() internal pure override returns (bytes32) {
-        return keccak256('axelar-amplifier-gateway');
+        return CONTRACT_ID;
     }
 }