diff --git a/package-lock.json b/package-lock.json
index f2d75c679..33ccd6817 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@uniswap/smart-order-router",
-  "version": "4.12.0",
+  "version": "4.13.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/package.json b/package.json
index d00d3f279..36530a9fc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@uniswap/smart-order-router",
-  "version": "4.12.0",
+  "version": "4.13.0",
   "description": "Uniswap Smart Order Router",
   "main": "build/main/index.js",
   "typings": "build/main/index.d.ts",
diff --git a/src/providers/token-fee-fetcher.ts b/src/providers/token-fee-fetcher.ts
index 8e07e1e33..569c44987 100644
--- a/src/providers/token-fee-fetcher.ts
+++ b/src/providers/token-fee-fetcher.ts
@@ -56,6 +56,8 @@ const FEE_DETECTOR_ADDRESS = (chainId: ChainId) => {
       return '0xbc708B192552e19A088b4C4B8772aEeA83bCf760';
     case ChainId.UNICHAIN_SEPOLIA:
       return '0xbc708B192552e19A088b4C4B8772aEeA83bCf760';
+    case ChainId.UNICHAIN:
+      return '0xbc708B192552e19A088b4C4B8772aEeA83bCf760';
     default:
       // just default to mainnet contract
       return '0xbc708B192552e19A088b4C4B8772aEeA83bCf760';