diff --git a/packages/evm/hardhat.config.ts b/packages/evm/hardhat.config.ts
index 0cb2e008..f6284ee7 100644
--- a/packages/evm/hardhat.config.ts
+++ b/packages/evm/hardhat.config.ts
@@ -54,7 +54,7 @@ function getChainConfig(chain: keyof typeof chainIds): NetworkUserConfig {
         jsonRpcUrl = "https://rpc.chiadochain.net/"
         break
       default:
-        jsonRpcUrl = "https://" + chain + ".infura.io/v3/" + infuraApiKey
+        jsonRpcUrl = `https://${chain}.infura.io/v3/${infuraApiKey}`
     }
   }